71654440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12527}}^1$

素因数の和:12562

約数の個数: 64

約数和(自身を含む): 189423360

約数和(自身を除く): 117768920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 12527, 25054, 50108, 62635, 100216, 125270, 137797, 162851, 250540, 275594, 325702, 501080, 551188, 651404, 688985, 814255, 1102376, 1302808, 1377970, 1628510, 1791361, 2755940, 3257020, 3582722, 5511880, 6514040, 7165444, 8956805, 14330888, 17913610, 35827220, 71654440]

約数ペア:

[(1, 71654440), (2, 35827220), (4, 17913610), (5, 14330888), (8, 8956805), (10, 7165444), (11, 6514040), (13, 5511880), (20, 3582722), (22, 3257020), (26, 2755940), (40, 1791361), (44, 1628510), (52, 1377970), (55, 1302808), (65, 1102376), (88, 814255), (104, 688985), (110, 651404), (130, 551188), (143, 501080), (220, 325702), (260, 275594), (286, 250540), (440, 162851), (520, 137797), (572, 125270), (715, 100216), (1144, 62635), (1430, 50108), (2860, 25054), (5720, 12527)]