89044280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1571}}^1$

素因数の和:1704

約数の個数: 64

約数和(自身を含む): 217879200

約数和(自身を除く): 128834920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1090, 1417, 1571, 2180, 2834, 3142, 4360, 5668, 6284, 7085, 7855, 11336, 12568, 14170, 15710, 20423, 28340, 31420, 40846, 56680, 62840, 81692, 102115, 163384, 171239, 204230, 342478, 408460, 684956, 816920, 856195, 1369912, 1712390, 2226107, 3424780, 4452214, 6849560, 8904428, 11130535, 17808856, 22261070, 44522140, 89044280]

約数ペア:

[(1, 89044280), (2, 44522140), (4, 22261070), (5, 17808856), (8, 11130535), (10, 8904428), (13, 6849560), (20, 4452214), (26, 3424780), (40, 2226107), (52, 1712390), (65, 1369912), (104, 856195), (109, 816920), (130, 684956), (218, 408460), (260, 342478), (436, 204230), (520, 171239), (545, 163384), (872, 102115), (1090, 81692), (1417, 62840), (1571, 56680), (2180, 40846), (2834, 31420), (3142, 28340), (4360, 20423), (5668, 15710), (6284, 14170), (7085, 12568), (7855, 11336)]