65584240

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4909}}^1$

素因数の和:5089

約数の個数: 40

約数和(自身を含む): 153427680

約数和(自身を除く): 87843440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 4909, 6680, 9818, 13360, 19636, 24545, 39272, 49090, 78544, 98180, 196360, 392720, 819803, 1639606, 3279212, 4099015, 6558424, 8198030, 13116848, 16396060, 32792120, 65584240]

約数ペア:

[(1, 65584240), (2, 32792120), (4, 16396060), (5, 13116848), (8, 8198030), (10, 6558424), (16, 4099015), (20, 3279212), (40, 1639606), (80, 819803), (167, 392720), (334, 196360), (668, 98180), (835, 78544), (1336, 49090), (1670, 39272), (2672, 24545), (3340, 19636), (4909, 13360), (6680, 9818)]