87532840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{967}}^1$

素因数の和:1082

約数の個数: 64

約数和(自身を含む): 206300160

約数和(自身を除く): 118767320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 967, 1240, 1460, 1934, 2263, 2920, 3868, 4526, 4835, 7736, 9052, 9670, 11315, 18104, 19340, 22630, 29977, 38680, 45260, 59954, 70591, 90520, 119908, 141182, 149885, 239816, 282364, 299770, 352955, 564728, 599540, 705910, 1199080, 1411820, 2188321, 2823640, 4376642, 8753284, 10941605, 17506568, 21883210, 43766420, 87532840]

約数ペア:

[(1, 87532840), (2, 43766420), (4, 21883210), (5, 17506568), (8, 10941605), (10, 8753284), (20, 4376642), (31, 2823640), (40, 2188321), (62, 1411820), (73, 1199080), (124, 705910), (146, 599540), (155, 564728), (248, 352955), (292, 299770), (310, 282364), (365, 239816), (584, 149885), (620, 141182), (730, 119908), (967, 90520), (1240, 70591), (1460, 59954), (1934, 45260), (2263, 38680), (2920, 29977), (3868, 22630), (4526, 19340), (4835, 18104), (7736, 11315), (9052, 9670)]