155241320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3779}}^1$

素因数の和:3882

約数の個数: 64

約数和(自身を含む): 381024000

約数和(自身を除く): 225782680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 3160, 3779, 4108, 5135, 7558, 8216, 10270, 15116, 18895, 20540, 30232, 37790, 41080, 49127, 75580, 98254, 151160, 196508, 245635, 298541, 393016, 491270, 597082, 982540, 1194164, 1492705, 1965080, 2388328, 2985410, 3881033, 5970820, 7762066, 11941640, 15524132, 19405165, 31048264, 38810330, 77620660, 155241320]

約数ペア:

[(1, 155241320), (2, 77620660), (4, 38810330), (5, 31048264), (8, 19405165), (10, 15524132), (13, 11941640), (20, 7762066), (26, 5970820), (40, 3881033), (52, 2985410), (65, 2388328), (79, 1965080), (104, 1492705), (130, 1194164), (158, 982540), (260, 597082), (316, 491270), (395, 393016), (520, 298541), (632, 245635), (790, 196508), (1027, 151160), (1580, 98254), (2054, 75580), (3160, 49127), (3779, 41080), (4108, 37790), (5135, 30232), (7558, 20540), (8216, 18895), (10270, 15116)]