701349025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2081}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 1008404208

約数和(自身を除く): 307055183

約数列:

[1, 5, 13, 17, 25, 61, 65, 85, 221, 305, 325, 425, 793, 1037, 1105, 1525, 2081, 3965, 5185, 5525, 10405, 13481, 19825, 25925, 27053, 35377, 52025, 67405, 126941, 135265, 176885, 337025, 459901, 634705, 676325, 884425, 1650233, 2157997, 2299505, 3173525, 8251165, 10789985, 11497525, 28053961, 41255825, 53949925, 140269805, 701349025]

約数ペア:

[(1, 701349025), (5, 140269805), (13, 53949925), (17, 41255825), (25, 28053961), (61, 11497525), (65, 10789985), (85, 8251165), (221, 3173525), (305, 2299505), (325, 2157997), (425, 1650233), (793, 884425), (1037, 676325), (1105, 634705), (1525, 459901), (2081, 337025), (3965, 176885), (5185, 135265), (5525, 126941), (10405, 67405), (13481, 52025), (19825, 35377), (25925, 27053)]