31056825

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 54014400

約数和(自身を除く): 22957575

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 109, 131, 145, 327, 393, 435, 545, 655, 725, 1635, 1965, 2175, 2725, 3161, 3275, 3799, 8175, 9483, 9825, 11397, 14279, 15805, 18995, 42837, 47415, 56985, 71395, 79025, 94975, 214185, 237075, 284925, 356975, 414091, 1070925, 1242273, 2070455, 6211365, 10352275, 31056825]

約数ペア:

[(1, 31056825), (3, 10352275), (5, 6211365), (15, 2070455), (25, 1242273), (29, 1070925), (75, 414091), (87, 356975), (109, 284925), (131, 237075), (145, 214185), (327, 94975), (393, 79025), (435, 71395), (545, 56985), (655, 47415), (725, 42837), (1635, 18995), (1965, 15805), (2175, 14279), (2725, 11397), (3161, 9825), (3275, 9483), (3799, 8175)]