7575625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 40

約数和(自身を含む): 10796544

約数和(自身を除く): 3220919

約数列:

[1, 5, 17, 23, 25, 31, 85, 115, 125, 155, 391, 425, 527, 575, 625, 713, 775, 1955, 2125, 2635, 2875, 3565, 3875, 9775, 10625, 12121, 13175, 14375, 17825, 19375, 48875, 60605, 65875, 89125, 244375, 303025, 329375, 445625, 1515125, 7575625]

約数ペア:

[(1, 7575625), (5, 1515125), (17, 445625), (23, 329375), (25, 303025), (31, 244375), (85, 89125), (115, 65875), (125, 60605), (155, 48875), (391, 19375), (425, 17825), (527, 14375), (575, 13175), (625, 12121), (713, 10625), (775, 9775), (1955, 3875), (2125, 3565), (2635, 2875)]