74881768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{877}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 151560360

約数和(自身を除く): 76678592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 821, 877, 1642, 1754, 3284, 3508, 6568, 7016, 10673, 11401, 21346, 22802, 42692, 45604, 85384, 91208, 720017, 1440034, 2880068, 5760136, 9360221, 18720442, 37440884, 74881768]

約数ペア:

[(1, 74881768), (2, 37440884), (4, 18720442), (8, 9360221), (13, 5760136), (26, 2880068), (52, 1440034), (104, 720017), (821, 91208), (877, 85384), (1642, 45604), (1754, 42692), (3284, 22802), (3508, 21346), (6568, 11401), (7016, 10673)]