88849640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1787}}^1$

素因数の和:1922

約数の個数: 64

約数和(自身を含む): 220138560

約数和(自身を除く): 131288920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 220, 226, 440, 452, 565, 904, 1130, 1243, 1787, 2260, 2486, 3574, 4520, 4972, 6215, 7148, 8935, 9944, 12430, 14296, 17870, 19657, 24860, 35740, 39314, 49720, 71480, 78628, 98285, 157256, 196570, 201931, 393140, 403862, 786280, 807724, 1009655, 1615448, 2019310, 2221241, 4038620, 4442482, 8077240, 8884964, 11106205, 17769928, 22212410, 44424820, 88849640]

約数ペア:

[(1, 88849640), (2, 44424820), (4, 22212410), (5, 17769928), (8, 11106205), (10, 8884964), (11, 8077240), (20, 4442482), (22, 4038620), (40, 2221241), (44, 2019310), (55, 1615448), (88, 1009655), (110, 807724), (113, 786280), (220, 403862), (226, 393140), (440, 201931), (452, 196570), (565, 157256), (904, 98285), (1130, 78628), (1243, 71480), (1787, 49720), (2260, 39314), (2486, 35740), (3574, 24860), (4520, 19657), (4972, 17870), (6215, 14296), (7148, 12430), (8935, 9944)]