53461640

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8513}}^1$

素因数の和:8681

約数の個数: 32

約数和(自身を含む): 121069080

約数和(自身を除く): 67607440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 8513, 17026, 34052, 42565, 68104, 85130, 170260, 340520, 1336541, 2673082, 5346164, 6682705, 10692328, 13365410, 26730820, 53461640]

約数ペア:

[(1, 53461640), (2, 26730820), (4, 13365410), (5, 10692328), (8, 6682705), (10, 5346164), (20, 2673082), (40, 1336541), (157, 340520), (314, 170260), (628, 85130), (785, 68104), (1256, 42565), (1570, 34052), (3140, 17026), (6280, 8513)]