51465840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4987}}^1$

素因数の和:5046

約数の個数: 80

約数和(自身を含む): 163287168

約数和(自身を除く): 111821328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 4987, 5160, 9974, 10320, 14961, 19948, 24935, 29922, 39896, 49870, 59844, 74805, 79792, 99740, 119688, 149610, 199480, 214441, 239376, 299220, 398960, 428882, 598440, 643323, 857764, 1072205, 1196880, 1286646, 1715528, 2144410, 2573292, 3216615, 3431056, 4288820, 5146584, 6433230, 8577640, 10293168, 12866460, 17155280, 25732920, 51465840]

約数ペア:

[(1, 51465840), (2, 25732920), (3, 17155280), (4, 12866460), (5, 10293168), (6, 8577640), (8, 6433230), (10, 5146584), (12, 4288820), (15, 3431056), (16, 3216615), (20, 2573292), (24, 2144410), (30, 1715528), (40, 1286646), (43, 1196880), (48, 1072205), (60, 857764), (80, 643323), (86, 598440), (120, 428882), (129, 398960), (172, 299220), (215, 239376), (240, 214441), (258, 199480), (344, 149610), (430, 119688), (516, 99740), (645, 79792), (688, 74805), (860, 59844), (1032, 49870), (1290, 39896), (1720, 29922), (2064, 24935), (2580, 19948), (3440, 14961), (4987, 10320), (5160, 9974)]