322348520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8731}}^1$

素因数の和:8826

約数の個数: 64

約数和(自身を含む): 792167040

約数和(自身を除く): 469818520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 8731, 9230, 17462, 18460, 34924, 36920, 43655, 69848, 87310, 113503, 174620, 227006, 349240, 454012, 567515, 619901, 908024, 1135030, 1239802, 2270060, 2479604, 3099505, 4540120, 4959208, 6199010, 8058713, 12398020, 16117426, 24796040, 32234852, 40293565, 64469704, 80587130, 161174260, 322348520]

約数ペア:

[(1, 322348520), (2, 161174260), (4, 80587130), (5, 64469704), (8, 40293565), (10, 32234852), (13, 24796040), (20, 16117426), (26, 12398020), (40, 8058713), (52, 6199010), (65, 4959208), (71, 4540120), (104, 3099505), (130, 2479604), (142, 2270060), (260, 1239802), (284, 1135030), (355, 908024), (520, 619901), (568, 567515), (710, 454012), (923, 349240), (1420, 227006), (1846, 174620), (2840, 113503), (3692, 87310), (4615, 69848), (7384, 43655), (8731, 36920), (9230, 34924), (17462, 18460)]