161604170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{691}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 359928576

約数和(自身を除く): 198324406

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 257, 455, 514, 691, 910, 1285, 1382, 1799, 2570, 3341, 3455, 3598, 4837, 6682, 6910, 8983, 8995, 9674, 16705, 17966, 17990, 23387, 24185, 33410, 44915, 46774, 48370, 62881, 89830, 116935, 125762, 177587, 233870, 314405, 355174, 628810, 887935, 1243109, 1775870, 2308631, 2486218, 4617262, 6215545, 11543155, 12431090, 16160417, 23086310, 32320834, 80802085, 161604170]

約数ペア:

[(1, 161604170), (2, 80802085), (5, 32320834), (7, 23086310), (10, 16160417), (13, 12431090), (14, 11543155), (26, 6215545), (35, 4617262), (65, 2486218), (70, 2308631), (91, 1775870), (130, 1243109), (182, 887935), (257, 628810), (455, 355174), (514, 314405), (691, 233870), (910, 177587), (1285, 125762), (1382, 116935), (1799, 89830), (2570, 62881), (3341, 48370), (3455, 46774), (3598, 44915), (4837, 33410), (6682, 24185), (6910, 23387), (8983, 17990), (8995, 17966), (9674, 16705)]