83645320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4421}}^1$

素因数の和:4486

約数の個数: 64

約数和(自身を含む): 210133440

約数和(自身を除く): 126488120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4421, 4730, 8842, 9460, 17684, 18920, 22105, 35368, 44210, 48631, 88420, 97262, 176840, 190103, 194524, 243155, 380206, 389048, 486310, 760412, 950515, 972620, 1520824, 1901030, 1945240, 2091133, 3802060, 4182266, 7604120, 8364532, 10455665, 16729064, 20911330, 41822660, 83645320]

約数ペア:

[(1, 83645320), (2, 41822660), (4, 20911330), (5, 16729064), (8, 10455665), (10, 8364532), (11, 7604120), (20, 4182266), (22, 3802060), (40, 2091133), (43, 1945240), (44, 1901030), (55, 1520824), (86, 972620), (88, 950515), (110, 760412), (172, 486310), (215, 389048), (220, 380206), (344, 243155), (430, 194524), (440, 190103), (473, 176840), (860, 97262), (946, 88420), (1720, 48631), (1892, 44210), (2365, 35368), (3784, 22105), (4421, 18920), (4730, 17684), (8842, 9460)]