31105230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79757}}^1$

素因数の和:79780

約数の個数: 32

約数和(自身を含む): 80396064

約数和(自身を除く): 49290834

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 79757, 159514, 239271, 398785, 478542, 797570, 1036841, 1196355, 2073682, 2392710, 3110523, 5184205, 6221046, 10368410, 15552615, 31105230]

約数ペア:

[(1, 31105230), (2, 15552615), (3, 10368410), (5, 6221046), (6, 5184205), (10, 3110523), (13, 2392710), (15, 2073682), (26, 1196355), (30, 1036841), (39, 797570), (65, 478542), (78, 398785), (130, 239271), (195, 159514), (390, 79757)]