171371680

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6571}}^1$

素因数の和:6749

約数の個数: 48

約数和(自身を含む): 407411424

約数和(自身を除く): 236039744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 5216, 6520, 6571, 13040, 13142, 26080, 26284, 32855, 52568, 65710, 105136, 131420, 210272, 262840, 525680, 1051360, 1071073, 2142146, 4284292, 5355365, 8568584, 10710730, 17137168, 21421460, 34274336, 42842920, 85685840, 171371680]

約数ペア:

[(1, 171371680), (2, 85685840), (4, 42842920), (5, 34274336), (8, 21421460), (10, 17137168), (16, 10710730), (20, 8568584), (32, 5355365), (40, 4284292), (80, 2142146), (160, 1071073), (163, 1051360), (326, 525680), (652, 262840), (815, 210272), (1304, 131420), (1630, 105136), (2608, 65710), (3260, 52568), (5216, 32855), (6520, 26284), (6571, 26080), (13040, 13142)]