91306480

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2711}}^1$

素因数の和:3145

約数の個数: 40

約数和(自身を含む): 212870304

約数和(自身を除く): 121563824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1684, 2105, 2711, 3368, 4210, 5422, 6736, 8420, 10844, 13555, 16840, 21688, 27110, 33680, 43376, 54220, 108440, 216880, 1141331, 2282662, 4565324, 5706655, 9130648, 11413310, 18261296, 22826620, 45653240, 91306480]

約数ペア:

[(1, 91306480), (2, 45653240), (4, 22826620), (5, 18261296), (8, 11413310), (10, 9130648), (16, 5706655), (20, 4565324), (40, 2282662), (80, 1141331), (421, 216880), (842, 108440), (1684, 54220), (2105, 43376), (2711, 33680), (3368, 27110), (4210, 21688), (5422, 16840), (6736, 13555), (8420, 10844)]