88996240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 217236096

約数和(自身を除く): 128239856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 43, 80, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 631, 656, 688, 820, 860, 1262, 1640, 1720, 1763, 2524, 3155, 3280, 3440, 3526, 5048, 6310, 7052, 8815, 10096, 12620, 14104, 17630, 25240, 25871, 27133, 28208, 35260, 50480, 51742, 54266, 70520, 103484, 108532, 129355, 135665, 141040, 206968, 217064, 258710, 271330, 413936, 434128, 517420, 542660, 1034840, 1085320, 1112453, 2069680, 2170640, 2224906, 4449812, 5562265, 8899624, 11124530, 17799248, 22249060, 44498120, 88996240]

約数ペア:

[(1, 88996240), (2, 44498120), (4, 22249060), (5, 17799248), (8, 11124530), (10, 8899624), (16, 5562265), (20, 4449812), (40, 2224906), (41, 2170640), (43, 2069680), (80, 1112453), (82, 1085320), (86, 1034840), (164, 542660), (172, 517420), (205, 434128), (215, 413936), (328, 271330), (344, 258710), (410, 217064), (430, 206968), (631, 141040), (656, 135665), (688, 129355), (820, 108532), (860, 103484), (1262, 70520), (1640, 54266), (1720, 51742), (1763, 50480), (2524, 35260), (3155, 28208), (3280, 27133), (3440, 25871), (3526, 25240), (5048, 17630), (6310, 14104), (7052, 12620), (8815, 10096)]