55156960

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8017}}^1$

素因数の和:8075

約数の個数: 48

約数和(自身を含む): 133355376

約数和(自身を除く): 78198416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 8017, 16034, 32068, 40085, 64136, 80170, 128272, 160340, 256544, 320680, 344731, 641360, 689462, 1282720, 1378924, 1723655, 2757848, 3447310, 5515696, 6894620, 11031392, 13789240, 27578480, 55156960]

約数ペア:

[(1, 55156960), (2, 27578480), (4, 13789240), (5, 11031392), (8, 6894620), (10, 5515696), (16, 3447310), (20, 2757848), (32, 1723655), (40, 1378924), (43, 1282720), (80, 689462), (86, 641360), (160, 344731), (172, 320680), (215, 256544), (344, 160340), (430, 128272), (688, 80170), (860, 64136), (1376, 40085), (1720, 32068), (3440, 16034), (6880, 8017)]