31035625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 40

約数和(自身を含む): 43186176

約数和(自身を除く): 12150551

約数列:

[1, 5, 17, 23, 25, 85, 115, 125, 127, 391, 425, 575, 625, 635, 1955, 2125, 2159, 2875, 2921, 3175, 9775, 10625, 10795, 14375, 14605, 15875, 48875, 49657, 53975, 73025, 79375, 244375, 248285, 269875, 365125, 1241425, 1349375, 1825625, 6207125, 31035625]

約数ペア:

[(1, 31035625), (5, 6207125), (17, 1825625), (23, 1349375), (25, 1241425), (85, 365125), (115, 269875), (125, 248285), (127, 244375), (391, 79375), (425, 73025), (575, 53975), (625, 49657), (635, 48875), (1955, 15875), (2125, 14605), (2159, 14375), (2875, 10795), (2921, 10625), (3175, 9775)]