5122125

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 9612720

約数和(自身を除く): 4490595

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 125, 145, 157, 225, 261, 375, 435, 471, 725, 785, 1125, 1305, 1413, 2175, 2355, 3625, 3925, 4553, 6525, 7065, 10875, 11775, 13659, 19625, 22765, 32625, 35325, 40977, 58875, 68295, 113825, 176625, 204885, 341475, 569125, 1024425, 1707375, 5122125]

約数ペア:

[(1, 5122125), (3, 1707375), (5, 1024425), (9, 569125), (15, 341475), (25, 204885), (29, 176625), (45, 113825), (75, 68295), (87, 58875), (125, 40977), (145, 35325), (157, 32625), (225, 22765), (261, 19625), (375, 13659), (435, 11775), (471, 10875), (725, 7065), (785, 6525), (1125, 4553), (1305, 3925), (1413, 3625), (2175, 2355)]