72520640

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13331}}^1$

素因数の和:13365

約数の個数: 56

約数和(自身を含む): 182861712

約数和(自身を除く): 110341072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 13331, 26662, 53324, 66655, 106648, 133310, 213296, 226627, 266620, 426592, 453254, 533240, 853184, 906508, 1066480, 1133135, 1813016, 2132960, 2266270, 3626032, 4265920, 4532540, 7252064, 9065080, 14504128, 18130160, 36260320, 72520640]

約数ペア:

[(1, 72520640), (2, 36260320), (4, 18130160), (5, 14504128), (8, 9065080), (10, 7252064), (16, 4532540), (17, 4265920), (20, 3626032), (32, 2266270), (34, 2132960), (40, 1813016), (64, 1133135), (68, 1066480), (80, 906508), (85, 853184), (136, 533240), (160, 453254), (170, 426592), (272, 266620), (320, 226627), (340, 213296), (544, 133310), (680, 106648), (1088, 66655), (1360, 53324), (2720, 26662), (5440, 13331)]