66419792

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:495

約数の個数: 40

約数和(自身を含む): 131129256

約数和(自身を除く): 64709464

約数列:

[1, 2, 4, 8, 16, 137, 157, 193, 274, 314, 386, 548, 628, 772, 1096, 1256, 1544, 2192, 2512, 3088, 21509, 26441, 30301, 43018, 52882, 60602, 86036, 105764, 121204, 172072, 211528, 242408, 344144, 423056, 484816, 4151237, 8302474, 16604948, 33209896, 66419792]

約数ペア:

[(1, 66419792), (2, 33209896), (4, 16604948), (8, 8302474), (16, 4151237), (137, 484816), (157, 423056), (193, 344144), (274, 242408), (314, 211528), (386, 172072), (548, 121204), (628, 105764), (772, 86036), (1096, 60602), (1256, 52882), (1544, 43018), (2192, 30301), (2512, 26441), (3088, 21509)]