19565525000

素因数分解:

$2^3\times 5^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4861}}^1$

素因数の和:4922

約数の個数: 192

約数和(自身を含む): 54693999360

約数和(自身を除く): 35128474360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 125, 140, 161, 175, 184, 200, 230, 250, 280, 322, 350, 460, 500, 575, 625, 644, 700, 805, 875, 920, 1000, 1150, 1250, 1288, 1400, 1610, 1750, 2300, 2500, 2875, 3125, 3220, 3500, 4025, 4375, 4600, 4861, 5000, 5750, 6250, 6440, 7000, 8050, 8750, 9722, 11500, 12500, 14375, 16100, 17500, 19444, 20125, 21875, 23000, 24305, 25000, 28750, 32200, 34027, 35000, 38888, 40250, 43750, 48610, 57500, 68054, 71875, 80500, 87500, 97220, 100625, 111803, 115000, 121525, 136108, 143750, 161000, 170135, 175000, 194440, 201250, 223606, 243050, 272216, 287500, 340270, 402500, 447212, 486100, 503125, 559015, 575000, 607625, 680540, 782621, 805000, 850675, 894424, 972200, 1006250, 1118030, 1215250, 1361080, 1565242, 1701350, 2012500, 2236060, 2430500, 2795075, 3038125, 3130484, 3402700, 3913105, 4025000, 4253375, 4472120, 4861000, 5590150, 6076250, 6260968, 6805400, 7826210, 8506750, 11180300, 12152500, 13975375, 15190625, 15652420, 17013500, 19565525, 21266875, 22360600, 24305000, 27950750, 30381250, 31304840, 34027000, 39131050, 42533750, 55901500, 60762500, 69876875, 78262100, 85067500, 97827625, 106334375, 111803000, 121525000, 139753750, 156524200, 170135000, 195655250, 212668750, 279507500, 349384375, 391310500, 425337500, 489138125, 559015000, 698768750, 782621000, 850675000, 978276250, 1397537500, 1956552500, 2445690625, 2795075000, 3913105000, 4891381250, 9782762500, 19565525000]

約数ペア:

[(1, 19565525000), (2, 9782762500), (4, 4891381250), (5, 3913105000), (7, 2795075000), (8, 2445690625), (10, 1956552500), (14, 1397537500), (20, 978276250), (23, 850675000), (25, 782621000), (28, 698768750), (35, 559015000), (40, 489138125), (46, 425337500), (50, 391310500), (56, 349384375), (70, 279507500), (92, 212668750), (100, 195655250), (115, 170135000), (125, 156524200), (140, 139753750), (161, 121525000), (175, 111803000), (184, 106334375), (200, 97827625), (230, 85067500), (250, 78262100), (280, 69876875), (322, 60762500), (350, 55901500), (460, 42533750), (500, 39131050), (575, 34027000), (625, 31304840), (644, 30381250), (700, 27950750), (805, 24305000), (875, 22360600), (920, 21266875), (1000, 19565525), (1150, 17013500), (1250, 15652420), (1288, 15190625), (1400, 13975375), (1610, 12152500), (1750, 11180300), (2300, 8506750), (2500, 7826210), (2875, 6805400), (3125, 6260968), (3220, 6076250), (3500, 5590150), (4025, 4861000), (4375, 4472120), (4600, 4253375), (4861, 4025000), (5000, 3913105), (5750, 3402700), (6250, 3130484), (6440, 3038125), (7000, 2795075), (8050, 2430500), (8750, 2236060), (9722, 2012500), (11500, 1701350), (12500, 1565242), (14375, 1361080), (16100, 1215250), (17500, 1118030), (19444, 1006250), (20125, 972200), (21875, 894424), (23000, 850675), (24305, 805000), (25000, 782621), (28750, 680540), (32200, 607625), (34027, 575000), (35000, 559015), (38888, 503125), (40250, 486100), (43750, 447212), (48610, 402500), (57500, 340270), (68054, 287500), (71875, 272216), (80500, 243050), (87500, 223606), (97220, 201250), (100625, 194440), (111803, 175000), (115000, 170135), (121525, 161000), (136108, 143750)]