25842225

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 45425664

約数和(自身を除く): 19583439

約数列:

[1, 3, 5, 15, 23, 25, 69, 71, 75, 115, 211, 213, 345, 355, 575, 633, 1055, 1065, 1633, 1725, 1775, 3165, 4853, 4899, 5275, 5325, 8165, 14559, 14981, 15825, 24265, 24495, 40825, 44943, 72795, 74905, 121325, 122475, 224715, 344563, 363975, 374525, 1033689, 1123575, 1722815, 5168445, 8614075, 25842225]

約数ペア:

[(1, 25842225), (3, 8614075), (5, 5168445), (15, 1722815), (23, 1123575), (25, 1033689), (69, 374525), (71, 363975), (75, 344563), (115, 224715), (211, 122475), (213, 121325), (345, 74905), (355, 72795), (575, 44943), (633, 40825), (1055, 24495), (1065, 24265), (1633, 15825), (1725, 14981), (1775, 14559), (3165, 8165), (4853, 5325), (4899, 5275)]