74642625

素因数分解:

$3^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1543}}^1$

素因数の和:1607

約数の個数: 48

約数和(自身を含む): 137774208

約数和(自身を除く): 63131583

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 125, 129, 215, 225, 375, 387, 645, 1075, 1125, 1543, 1935, 3225, 4629, 5375, 7715, 9675, 13887, 16125, 23145, 38575, 48375, 66349, 69435, 115725, 192875, 199047, 331745, 347175, 578625, 597141, 995235, 1658725, 1735875, 2985705, 4976175, 8293625, 14928525, 24880875, 74642625]

約数ペア:

[(1, 74642625), (3, 24880875), (5, 14928525), (9, 8293625), (15, 4976175), (25, 2985705), (43, 1735875), (45, 1658725), (75, 995235), (125, 597141), (129, 578625), (215, 347175), (225, 331745), (375, 199047), (387, 192875), (645, 115725), (1075, 69435), (1125, 66349), (1543, 48375), (1935, 38575), (3225, 23145), (4629, 16125), (5375, 13887), (7715, 9675)]