38739350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{557}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 78463728

約数和(自身を除く): 39724378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 107, 130, 214, 325, 535, 557, 650, 1070, 1114, 1391, 2675, 2782, 2785, 5350, 5570, 6955, 7241, 13910, 13925, 14482, 27850, 34775, 36205, 59599, 69550, 72410, 119198, 181025, 297995, 362050, 595990, 774787, 1489975, 1549574, 2979950, 3873935, 7747870, 19369675, 38739350]

約数ペア:

[(1, 38739350), (2, 19369675), (5, 7747870), (10, 3873935), (13, 2979950), (25, 1549574), (26, 1489975), (50, 774787), (65, 595990), (107, 362050), (130, 297995), (214, 181025), (325, 119198), (535, 72410), (557, 69550), (650, 59599), (1070, 36205), (1114, 34775), (1391, 27850), (2675, 14482), (2782, 13925), (2785, 13910), (5350, 7241), (5570, 6955)]