160951160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1559}}^1$

素因数の和:1688

約数の個数: 64

約数和(自身を含む): 379080000

約数和(自身を除く): 218128840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 290, 356, 445, 580, 712, 890, 1160, 1559, 1780, 2581, 3118, 3560, 5162, 6236, 7795, 10324, 12472, 12905, 15590, 20648, 25810, 31180, 45211, 51620, 62360, 90422, 103240, 138751, 180844, 226055, 277502, 361688, 452110, 555004, 693755, 904220, 1110008, 1387510, 1808440, 2775020, 4023779, 5550040, 8047558, 16095116, 20118895, 32190232, 40237790, 80475580, 160951160]

約数ペア:

[(1, 160951160), (2, 80475580), (4, 40237790), (5, 32190232), (8, 20118895), (10, 16095116), (20, 8047558), (29, 5550040), (40, 4023779), (58, 2775020), (89, 1808440), (116, 1387510), (145, 1110008), (178, 904220), (232, 693755), (290, 555004), (356, 452110), (445, 361688), (580, 277502), (712, 226055), (890, 180844), (1160, 138751), (1559, 103240), (1780, 90422), (2581, 62360), (3118, 51620), (3560, 45211), (5162, 31180), (6236, 25810), (7795, 20648), (10324, 15590), (12472, 12905)]