72659840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10321}}^1$

素因数の和:10351

約数の個数: 64

約数和(自身を含む): 189511920

約数和(自身を除く): 116852080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 10321, 20642, 41284, 51605, 82568, 103210, 113531, 165136, 206420, 227062, 330272, 412840, 454124, 567655, 660544, 825680, 908248, 1135310, 1321088, 1651360, 1816496, 2270620, 3302720, 3632992, 4541240, 6605440, 7265984, 9082480, 14531968, 18164960, 36329920, 72659840]

約数ペア:

[(1, 72659840), (2, 36329920), (4, 18164960), (5, 14531968), (8, 9082480), (10, 7265984), (11, 6605440), (16, 4541240), (20, 3632992), (22, 3302720), (32, 2270620), (40, 1816496), (44, 1651360), (55, 1321088), (64, 1135310), (80, 908248), (88, 825680), (110, 660544), (128, 567655), (160, 454124), (176, 412840), (220, 330272), (320, 227062), (352, 206420), (440, 165136), (640, 113531), (704, 103210), (880, 82568), (1408, 51605), (1760, 41284), (3520, 20642), (7040, 10321)]