25450500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 144

約数和(自身を含む): 79881984

約数和(自身を除く): 54431484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 47, 50, 57, 60, 75, 76, 94, 95, 100, 114, 125, 141, 150, 188, 190, 228, 235, 250, 282, 285, 300, 361, 375, 380, 470, 475, 500, 564, 570, 705, 722, 750, 893, 940, 950, 1083, 1140, 1175, 1410, 1425, 1444, 1500, 1786, 1805, 1900, 2166, 2350, 2375, 2679, 2820, 2850, 3525, 3572, 3610, 4332, 4465, 4700, 4750, 5358, 5415, 5700, 5875, 7050, 7125, 7220, 8930, 9025, 9500, 10716, 10830, 11750, 13395, 14100, 14250, 16967, 17625, 17860, 18050, 21660, 22325, 23500, 26790, 27075, 28500, 33934, 35250, 36100, 44650, 45125, 50901, 53580, 54150, 66975, 67868, 70500, 84835, 89300, 90250, 101802, 108300, 111625, 133950, 135375, 169670, 180500, 203604, 223250, 254505, 267900, 270750, 334875, 339340, 424175, 446500, 509010, 541500, 669750, 848350, 1018020, 1272525, 1339500, 1696700, 2120875, 2545050, 4241750, 5090100, 6362625, 8483500, 12725250, 25450500]

約数ペア:

[(1, 25450500), (2, 12725250), (3, 8483500), (4, 6362625), (5, 5090100), (6, 4241750), (10, 2545050), (12, 2120875), (15, 1696700), (19, 1339500), (20, 1272525), (25, 1018020), (30, 848350), (38, 669750), (47, 541500), (50, 509010), (57, 446500), (60, 424175), (75, 339340), (76, 334875), (94, 270750), (95, 267900), (100, 254505), (114, 223250), (125, 203604), (141, 180500), (150, 169670), (188, 135375), (190, 133950), (228, 111625), (235, 108300), (250, 101802), (282, 90250), (285, 89300), (300, 84835), (361, 70500), (375, 67868), (380, 66975), (470, 54150), (475, 53580), (500, 50901), (564, 45125), (570, 44650), (705, 36100), (722, 35250), (750, 33934), (893, 28500), (940, 27075), (950, 26790), (1083, 23500), (1140, 22325), (1175, 21660), (1410, 18050), (1425, 17860), (1444, 17625), (1500, 16967), (1786, 14250), (1805, 14100), (1900, 13395), (2166, 11750), (2350, 10830), (2375, 10716), (2679, 9500), (2820, 9025), (2850, 8930), (3525, 7220), (3572, 7125), (3610, 7050), (4332, 5875), (4465, 5700), (4700, 5415), (4750, 5358)]