71306840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9533}}^1$

素因数の和:9572

約数の個数: 64

約数和(自身を含む): 185340960

約数和(自身を除く): 114034120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 9533, 19066, 38132, 47665, 76264, 95330, 104863, 162061, 190660, 209726, 324122, 381320, 419452, 524315, 648244, 810305, 838904, 1048630, 1296488, 1620610, 1782671, 2097260, 3241220, 3565342, 4194520, 6482440, 7130684, 8913355, 14261368, 17826710, 35653420, 71306840]

約数ペア:

[(1, 71306840), (2, 35653420), (4, 17826710), (5, 14261368), (8, 8913355), (10, 7130684), (11, 6482440), (17, 4194520), (20, 3565342), (22, 3241220), (34, 2097260), (40, 1782671), (44, 1620610), (55, 1296488), (68, 1048630), (85, 838904), (88, 810305), (110, 648244), (136, 524315), (170, 419452), (187, 381320), (220, 324122), (340, 209726), (374, 190660), (440, 162061), (680, 104863), (748, 95330), (935, 76264), (1496, 47665), (1870, 38132), (3740, 19066), (7480, 9533)]