128335025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2969}}^1$

素因数の和:3018

約数の個数: 48

約数和(自身を含む): 206236800

約数和(自身を除く): 77901775

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 247, 325, 455, 475, 665, 1235, 1729, 2275, 2969, 3325, 6175, 8645, 14845, 20783, 38597, 43225, 56411, 74225, 103915, 192985, 270179, 282055, 394877, 519575, 733343, 964925, 1350895, 1410275, 1974385, 3666715, 5133401, 6754475, 9871925, 18333575, 25667005, 128335025]

約数ペア:

[(1, 128335025), (5, 25667005), (7, 18333575), (13, 9871925), (19, 6754475), (25, 5133401), (35, 3666715), (65, 1974385), (91, 1410275), (95, 1350895), (133, 964925), (175, 733343), (247, 519575), (325, 394877), (455, 282055), (475, 270179), (665, 192985), (1235, 103915), (1729, 74225), (2275, 56411), (2969, 43225), (3325, 38597), (6175, 20783), (8645, 14845)]