53378480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 129634560

約数和(自身を除く): 76256080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 59, 80, 86, 118, 172, 215, 236, 263, 295, 344, 430, 472, 526, 590, 688, 860, 944, 1052, 1180, 1315, 1720, 2104, 2360, 2537, 2630, 3440, 4208, 4720, 5074, 5260, 10148, 10520, 11309, 12685, 15517, 20296, 21040, 22618, 25370, 31034, 40592, 45236, 50740, 56545, 62068, 77585, 90472, 101480, 113090, 124136, 155170, 180944, 202960, 226180, 248272, 310340, 452360, 620680, 667231, 904720, 1241360, 1334462, 2668924, 3336155, 5337848, 6672310, 10675696, 13344620, 26689240, 53378480]

約数ペア:

[(1, 53378480), (2, 26689240), (4, 13344620), (5, 10675696), (8, 6672310), (10, 5337848), (16, 3336155), (20, 2668924), (40, 1334462), (43, 1241360), (59, 904720), (80, 667231), (86, 620680), (118, 452360), (172, 310340), (215, 248272), (236, 226180), (263, 202960), (295, 180944), (344, 155170), (430, 124136), (472, 113090), (526, 101480), (590, 90472), (688, 77585), (860, 62068), (944, 56545), (1052, 50740), (1180, 45236), (1315, 40592), (1720, 31034), (2104, 25370), (2360, 22618), (2537, 21040), (2630, 20296), (3440, 15517), (4208, 12685), (4720, 11309), (5074, 10520), (5260, 10148)]