88719520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{577}}^1$

素因数の和:654

約数の個数: 72

約数和(自身を含む): 216954612

約数和(自身を除く): 128235092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 577, 620, 961, 992, 1154, 1240, 1922, 2308, 2480, 2885, 3844, 4616, 4805, 4960, 5770, 7688, 9232, 9610, 11540, 15376, 17887, 18464, 19220, 23080, 30752, 35774, 38440, 46160, 71548, 76880, 89435, 92320, 143096, 153760, 178870, 286192, 357740, 554497, 572384, 715480, 1108994, 1430960, 2217988, 2772485, 2861920, 4435976, 5544970, 8871952, 11089940, 17743904, 22179880, 44359760, 88719520]

約数ペア:

[(1, 88719520), (2, 44359760), (4, 22179880), (5, 17743904), (8, 11089940), (10, 8871952), (16, 5544970), (20, 4435976), (31, 2861920), (32, 2772485), (40, 2217988), (62, 1430960), (80, 1108994), (124, 715480), (155, 572384), (160, 554497), (248, 357740), (310, 286192), (496, 178870), (577, 153760), (620, 143096), (961, 92320), (992, 89435), (1154, 76880), (1240, 71548), (1922, 46160), (2308, 38440), (2480, 35774), (2885, 30752), (3844, 23080), (4616, 19220), (4805, 18464), (4960, 17887), (5770, 15376), (7688, 11540), (9232, 9610)]