22187125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 30023136

約数和(自身を除く): 7836011

約数列:

[1, 5, 17, 25, 53, 85, 125, 197, 265, 425, 901, 985, 1325, 2125, 3349, 4505, 4925, 6625, 10441, 16745, 22525, 24625, 52205, 83725, 112625, 177497, 261025, 418625, 887485, 1305125, 4437425, 22187125]

約数ペア:

[(1, 22187125), (5, 4437425), (17, 1305125), (25, 887485), (53, 418625), (85, 261025), (125, 177497), (197, 112625), (265, 83725), (425, 52205), (901, 24625), (985, 22525), (1325, 16745), (2125, 10441), (3349, 6625), (4505, 4925)]