87947680

素因数分解:

$2^5\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1051}}^1$

素因数の和:1589

約数の個数: 48

約数和(自身を含む): 208371744

約数和(自身を除く): 120424064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 523, 1046, 1051, 2092, 2102, 2615, 4184, 4204, 5230, 5255, 8368, 8408, 10460, 10510, 16736, 16816, 20920, 21020, 33632, 41840, 42040, 83680, 84080, 168160, 549673, 1099346, 2198692, 2748365, 4397384, 5496730, 8794768, 10993460, 17589536, 21986920, 43973840, 87947680]

約数ペア:

[(1, 87947680), (2, 43973840), (4, 21986920), (5, 17589536), (8, 10993460), (10, 8794768), (16, 5496730), (20, 4397384), (32, 2748365), (40, 2198692), (80, 1099346), (160, 549673), (523, 168160), (1046, 84080), (1051, 83680), (2092, 42040), (2102, 41840), (2615, 33632), (4184, 21020), (4204, 20920), (5230, 16816), (5255, 16736), (8368, 10510), (8408, 10460)]