15663136880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6315781}}^1$

素因数の和:6315825

約数の個数: 40

約数和(自身を含む): 37591534464

約数和(自身を除く): 21928397584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6315781, 12631562, 25263124, 31578905, 50526248, 63157810, 101052496, 126315620, 195789211, 252631240, 391578422, 505262480, 783156844, 978946055, 1566313688, 1957892110, 3132627376, 3915784220, 7831568440, 15663136880]

約数ペア:

[(1, 15663136880), (2, 7831568440), (4, 3915784220), (5, 3132627376), (8, 1957892110), (10, 1566313688), (16, 978946055), (20, 783156844), (31, 505262480), (40, 391578422), (62, 252631240), (80, 195789211), (124, 126315620), (155, 101052496), (248, 63157810), (310, 50526248), (496, 31578905), (620, 25263124), (1240, 12631562), (2480, 6315781)]