157099480

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{16433}}^1$

素因数の和:16683

約数の個数: 32

約数和(自身を含む): 354974400

約数和(自身を除く): 197874920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 16433, 32866, 65732, 82165, 131464, 164330, 328660, 657320, 3927487, 7854974, 15709948, 19637435, 31419896, 39274870, 78549740, 157099480]

約数ペア:

[(1, 157099480), (2, 78549740), (4, 39274870), (5, 31419896), (8, 19637435), (10, 15709948), (20, 7854974), (40, 3927487), (239, 657320), (478, 328660), (956, 164330), (1195, 131464), (1912, 82165), (2390, 65732), (4780, 32866), (9560, 16433)]