91580000

素因数分解:

$2^5\times 5^4\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:290

約数の個数: 120

約数和(自身を含む): 238142520

約数和(自身を除く): 146562520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 125, 152, 160, 190, 200, 241, 250, 304, 380, 400, 475, 482, 500, 608, 625, 760, 800, 950, 964, 1000, 1205, 1250, 1520, 1900, 1928, 2000, 2375, 2410, 2500, 3040, 3800, 3856, 4000, 4579, 4750, 4820, 5000, 6025, 7600, 7712, 9158, 9500, 9640, 10000, 11875, 12050, 15200, 18316, 19000, 19280, 20000, 22895, 23750, 24100, 30125, 36632, 38000, 38560, 45790, 47500, 48200, 60250, 73264, 76000, 91580, 95000, 96400, 114475, 120500, 146528, 150625, 183160, 190000, 192800, 228950, 241000, 301250, 366320, 380000, 457900, 482000, 572375, 602500, 732640, 915800, 964000, 1144750, 1205000, 1831600, 2289500, 2410000, 2861875, 3663200, 4579000, 4820000, 5723750, 9158000, 11447500, 18316000, 22895000, 45790000, 91580000]

約数ペア:

[(1, 91580000), (2, 45790000), (4, 22895000), (5, 18316000), (8, 11447500), (10, 9158000), (16, 5723750), (19, 4820000), (20, 4579000), (25, 3663200), (32, 2861875), (38, 2410000), (40, 2289500), (50, 1831600), (76, 1205000), (80, 1144750), (95, 964000), (100, 915800), (125, 732640), (152, 602500), (160, 572375), (190, 482000), (200, 457900), (241, 380000), (250, 366320), (304, 301250), (380, 241000), (400, 228950), (475, 192800), (482, 190000), (500, 183160), (608, 150625), (625, 146528), (760, 120500), (800, 114475), (950, 96400), (964, 95000), (1000, 91580), (1205, 76000), (1250, 73264), (1520, 60250), (1900, 48200), (1928, 47500), (2000, 45790), (2375, 38560), (2410, 38000), (2500, 36632), (3040, 30125), (3800, 24100), (3856, 23750), (4000, 22895), (4579, 20000), (4750, 19280), (4820, 19000), (5000, 18316), (6025, 15200), (7600, 12050), (7712, 11875), (9158, 10000), (9500, 9640)]