51413580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{285631}}^1$

素因数の和:285646

約数の個数: 36

約数和(自身を含む): 155955072

約数和(自身を除く): 104541492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 285631, 571262, 856893, 1142524, 1428155, 1713786, 2570679, 2856310, 3427572, 4284465, 5141358, 5712620, 8568930, 10282716, 12853395, 17137860, 25706790, 51413580]

約数ペア:

[(1, 51413580), (2, 25706790), (3, 17137860), (4, 12853395), (5, 10282716), (6, 8568930), (9, 5712620), (10, 5141358), (12, 4284465), (15, 3427572), (18, 2856310), (20, 2570679), (30, 1713786), (36, 1428155), (45, 1142524), (60, 856893), (90, 571262), (180, 285631)]