77325520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56857}}^1$

素因数の和:56887

約数の個数: 40

約数和(自身を含む): 190360584

約数和(自身を除く): 113035064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 56857, 113714, 227428, 284285, 454856, 568570, 909712, 966569, 1137140, 1933138, 2274280, 3866276, 4548560, 4832845, 7732552, 9665690, 15465104, 19331380, 38662760, 77325520]

約数ペア:

[(1, 77325520), (2, 38662760), (4, 19331380), (5, 15465104), (8, 9665690), (10, 7732552), (16, 4832845), (17, 4548560), (20, 3866276), (34, 2274280), (40, 1933138), (68, 1137140), (80, 966569), (85, 909712), (136, 568570), (170, 454856), (272, 284285), (340, 227428), (680, 113714), (1360, 56857)]