8487551225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2113}}^1$

素因数の和:2298

約数の個数: 48

約数和(自身を含む): 11173284864

約数和(自身を除く): 2685733639

約数列:

[1, 5, 25, 31, 71, 73, 155, 355, 365, 775, 1775, 1825, 2113, 2201, 2263, 5183, 10565, 11005, 11315, 25915, 52825, 55025, 56575, 65503, 129575, 150023, 154249, 160673, 327515, 750115, 771245, 803365, 1637575, 3750575, 3856225, 4016825, 4650713, 4781719, 10951679, 23253565, 23908595, 54758395, 116267825, 119542975, 273791975, 339502049, 1697510245, 8487551225]

約数ペア:

[(1, 8487551225), (5, 1697510245), (25, 339502049), (31, 273791975), (71, 119542975), (73, 116267825), (155, 54758395), (355, 23908595), (365, 23253565), (775, 10951679), (1775, 4781719), (1825, 4650713), (2113, 4016825), (2201, 3856225), (2263, 3750575), (5183, 1637575), (10565, 803365), (11005, 771245), (11315, 750115), (25915, 327515), (52825, 160673), (55025, 154249), (56575, 150023), (65503, 129575)]