85438860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109537}}^1$

素因数の和:109562

約数の個数: 48

約数和(自身を含む): 257633376

約数和(自身を除く): 172194516

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, 109537, 219074, 328611, 438148, 547685, 657222, 1095370, 1314444, 1423981, 1643055, 2190740, 2847962, 3286110, 4271943, 5695924, 6572220, 7119905, 8543886, 14239810, 17087772, 21359715, 28479620, 42719430, 85438860]

約数ペア:

[(1, 85438860), (2, 42719430), (3, 28479620), (4, 21359715), (5, 17087772), (6, 14239810), (10, 8543886), (12, 7119905), (13, 6572220), (15, 5695924), (20, 4271943), (26, 3286110), (30, 2847962), (39, 2190740), (52, 1643055), (60, 1423981), (65, 1314444), (78, 1095370), (130, 657222), (156, 547685), (195, 438148), (260, 328611), (390, 219074), (780, 109537)]