51784875

素因数分解:

$3^2\times 5^3\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 94228992

約数和(自身を除く): 42444117

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 191, 225, 241, 375, 573, 723, 955, 1125, 1205, 1719, 2169, 2865, 3615, 4775, 6025, 8595, 10845, 14325, 18075, 23875, 30125, 42975, 46031, 54225, 71625, 90375, 138093, 214875, 230155, 271125, 414279, 690465, 1150775, 2071395, 3452325, 5753875, 10356975, 17261625, 51784875]

約数ペア:

[(1, 51784875), (3, 17261625), (5, 10356975), (9, 5753875), (15, 3452325), (25, 2071395), (45, 1150775), (75, 690465), (125, 414279), (191, 271125), (225, 230155), (241, 214875), (375, 138093), (573, 90375), (723, 71625), (955, 54225), (1125, 46031), (1205, 42975), (1719, 30125), (2169, 23875), (2865, 18075), (3615, 14325), (4775, 10845), (6025, 8595)]