56787575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 80994816

約数和(自身を除く): 24207241

約数列:

[1, 5, 13, 23, 25, 65, 71, 107, 115, 299, 325, 355, 535, 575, 923, 1391, 1495, 1633, 1775, 2461, 2675, 4615, 6955, 7475, 7597, 8165, 12305, 21229, 23075, 31993, 34775, 37985, 40825, 61525, 98761, 106145, 159965, 174731, 189925, 493805, 530725, 799825, 873655, 2271503, 2469025, 4368275, 11357515, 56787575]

約数ペア:

[(1, 56787575), (5, 11357515), (13, 4368275), (23, 2469025), (25, 2271503), (65, 873655), (71, 799825), (107, 530725), (115, 493805), (299, 189925), (325, 174731), (355, 159965), (535, 106145), (575, 98761), (923, 61525), (1391, 40825), (1495, 37985), (1633, 34775), (1775, 31993), (2461, 23075), (2675, 21229), (4615, 12305), (6955, 8165), (7475, 7597)]