13681700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 31497984

約数和(自身を除く): 17816284

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 47, 50, 71, 82, 94, 100, 142, 164, 188, 205, 235, 284, 355, 410, 470, 710, 820, 940, 1025, 1175, 1420, 1775, 1927, 2050, 2350, 2911, 3337, 3550, 3854, 4100, 4700, 5822, 6674, 7100, 7708, 9635, 11644, 13348, 14555, 16685, 19270, 29110, 33370, 38540, 48175, 58220, 66740, 72775, 83425, 96350, 136817, 145550, 166850, 192700, 273634, 291100, 333700, 547268, 684085, 1368170, 2736340, 3420425, 6840850, 13681700]

約数ペア:

[(1, 13681700), (2, 6840850), (4, 3420425), (5, 2736340), (10, 1368170), (20, 684085), (25, 547268), (41, 333700), (47, 291100), (50, 273634), (71, 192700), (82, 166850), (94, 145550), (100, 136817), (142, 96350), (164, 83425), (188, 72775), (205, 66740), (235, 58220), (284, 48175), (355, 38540), (410, 33370), (470, 29110), (710, 19270), (820, 16685), (940, 14555), (1025, 13348), (1175, 11644), (1420, 9635), (1775, 7708), (1927, 7100), (2050, 6674), (2350, 5822), (2911, 4700), (3337, 4100), (3550, 3854)]