164837140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{2843}}^1$

素因数の和:3088

約数の個数: 48

約数和(自身を含む): 374588928

約数和(自身を除く): 209751788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 446, 892, 1115, 2230, 2843, 2899, 4460, 5686, 5798, 11372, 11596, 14215, 14495, 28430, 28990, 36959, 56860, 57980, 73918, 147836, 184795, 369590, 633989, 739180, 1267978, 2535956, 3169945, 6339890, 8241857, 12679780, 16483714, 32967428, 41209285, 82418570, 164837140]

約数ペア:

[(1, 164837140), (2, 82418570), (4, 41209285), (5, 32967428), (10, 16483714), (13, 12679780), (20, 8241857), (26, 6339890), (52, 3169945), (65, 2535956), (130, 1267978), (223, 739180), (260, 633989), (446, 369590), (892, 184795), (1115, 147836), (2230, 73918), (2843, 57980), (2899, 56860), (4460, 36959), (5686, 28990), (5798, 28430), (11372, 14495), (11596, 14215)]