87842240

素因数分解:

$2^6\times 5^1\times {\mathrm{277}}^1\times {\mathrm{991}}^1$

素因数の和:1285

約数の個数: 56

約数和(自身を含む): 210141312

約数和(自身を除く): 122299072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 277, 320, 554, 991, 1108, 1385, 1982, 2216, 2770, 3964, 4432, 4955, 5540, 7928, 8864, 9910, 11080, 15856, 17728, 19820, 22160, 31712, 39640, 44320, 63424, 79280, 88640, 158560, 274507, 317120, 549014, 1098028, 1372535, 2196056, 2745070, 4392112, 5490140, 8784224, 10980280, 17568448, 21960560, 43921120, 87842240]

約数ペア:

[(1, 87842240), (2, 43921120), (4, 21960560), (5, 17568448), (8, 10980280), (10, 8784224), (16, 5490140), (20, 4392112), (32, 2745070), (40, 2196056), (64, 1372535), (80, 1098028), (160, 549014), (277, 317120), (320, 274507), (554, 158560), (991, 88640), (1108, 79280), (1385, 63424), (1982, 44320), (2216, 39640), (2770, 31712), (3964, 22160), (4432, 19820), (4955, 17728), (5540, 15856), (7928, 11080), (8864, 9910)]