86615425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 124960752

約数和(自身を除く): 38345327

約数列:

[1, 5, 13, 17, 25, 61, 65, 85, 221, 257, 305, 325, 425, 793, 1037, 1105, 1285, 1525, 3341, 3965, 4369, 5185, 5525, 6425, 13481, 15677, 16705, 19825, 21845, 25925, 56797, 67405, 78385, 83525, 109225, 203801, 266509, 283985, 337025, 391925, 1019005, 1332545, 1419925, 3464617, 5095025, 6662725, 17323085, 86615425]

約数ペア:

[(1, 86615425), (5, 17323085), (13, 6662725), (17, 5095025), (25, 3464617), (61, 1419925), (65, 1332545), (85, 1019005), (221, 391925), (257, 337025), (305, 283985), (325, 266509), (425, 203801), (793, 109225), (1037, 83525), (1105, 78385), (1285, 67405), (1525, 56797), (3341, 25925), (3965, 21845), (4369, 19825), (5185, 16705), (5525, 15677), (6425, 13481)]