25667005

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2969}}^1$

素因数の和:3013

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 14249795

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 2969, 8645, 14845, 20783, 38597, 56411, 103915, 192985, 270179, 282055, 394877, 733343, 1350895, 1974385, 3666715, 5133401, 25667005]

約数ペア:

[(1, 25667005), (5, 5133401), (7, 3666715), (13, 1974385), (19, 1350895), (35, 733343), (65, 394877), (91, 282055), (95, 270179), (133, 192985), (247, 103915), (455, 56411), (665, 38597), (1235, 20783), (1729, 14845), (2969, 8645)]