8048560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 20623680

約数和(自身を除く): 12575120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 109, 130, 142, 208, 218, 260, 284, 355, 436, 520, 545, 568, 710, 872, 923, 1040, 1090, 1136, 1417, 1420, 1744, 1846, 2180, 2834, 2840, 3692, 4360, 4615, 5668, 5680, 7085, 7384, 7739, 8720, 9230, 11336, 14170, 14768, 15478, 18460, 22672, 28340, 30956, 36920, 38695, 56680, 61912, 73840, 77390, 100607, 113360, 123824, 154780, 201214, 309560, 402428, 503035, 619120, 804856, 1006070, 1609712, 2012140, 4024280, 8048560]

約数ペア:

[(1, 8048560), (2, 4024280), (4, 2012140), (5, 1609712), (8, 1006070), (10, 804856), (13, 619120), (16, 503035), (20, 402428), (26, 309560), (40, 201214), (52, 154780), (65, 123824), (71, 113360), (80, 100607), (104, 77390), (109, 73840), (130, 61912), (142, 56680), (208, 38695), (218, 36920), (260, 30956), (284, 28340), (355, 22672), (436, 18460), (520, 15478), (545, 14768), (568, 14170), (710, 11336), (872, 9230), (923, 8720), (1040, 7739), (1090, 7384), (1136, 7085), (1417, 5680), (1420, 5668), (1744, 4615), (1846, 4360), (2180, 3692), (2834, 2840)]