54443750

素因数分解:

$2^1\times 5^5\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 105743232

約数和(自身を除く): 51299482

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 281, 310, 562, 625, 775, 1250, 1405, 1550, 2810, 3125, 3875, 6250, 7025, 7750, 8711, 14050, 17422, 19375, 35125, 38750, 43555, 70250, 87110, 96875, 175625, 193750, 217775, 351250, 435550, 878125, 1088875, 1756250, 2177750, 5444375, 10888750, 27221875, 54443750]

約数ペア:

[(1, 54443750), (2, 27221875), (5, 10888750), (10, 5444375), (25, 2177750), (31, 1756250), (50, 1088875), (62, 878125), (125, 435550), (155, 351250), (250, 217775), (281, 193750), (310, 175625), (562, 96875), (625, 87110), (775, 70250), (1250, 43555), (1405, 38750), (1550, 35125), (2810, 19375), (3125, 17422), (3875, 14050), (6250, 8711), (7025, 7750)]