66944125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 89406720

約数和(自身を除く): 22462595

約数列:

[1, 5, 19, 25, 71, 95, 125, 355, 397, 475, 1349, 1775, 1985, 2375, 6745, 7543, 8875, 9925, 28187, 33725, 37715, 49625, 140935, 168625, 188575, 535553, 704675, 942875, 2677765, 3523375, 13388825, 66944125]

約数ペア:

[(1, 66944125), (5, 13388825), (19, 3523375), (25, 2677765), (71, 942875), (95, 704675), (125, 535553), (355, 188575), (397, 168625), (475, 140935), (1349, 49625), (1775, 37715), (1985, 33725), (2375, 28187), (6745, 9925), (7543, 8875)]