85471620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109579}}^1$

素因数の和:109604

約数の個数: 48

約数和(自身を含む): 257732160

約数和(自身を除く): 172260540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 109579, 219158, 328737, 438316, 547895, 657474, 1095790, 1314948, 1424527, 1643685, 2191580, 2849054, 3287370, 4273581, 5698108, 6574740, 7122635, 8547162, 14245270, 17094324, 21367905, 28490540, 42735810, 85471620]

約数ペア:

[(1, 85471620), (2, 42735810), (3, 28490540), (4, 21367905), (5, 17094324), (6, 14245270), (10, 8547162), (12, 7122635), (13, 6574740), (15, 5698108), (20, 4273581), (26, 3287370), (30, 2849054), (39, 2191580), (52, 1643685), (60, 1424527), (65, 1314948), (78, 1095790), (130, 657474), (156, 547895), (195, 438316), (260, 328737), (390, 219158), (780, 109579)]