78978437320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53363809}}^1$

素因数の和:53363857

約数の個数: 32

約数和(自身を含む): 182504230200

約数和(自身を除く): 103525792880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 53363809, 106727618, 213455236, 266819045, 426910472, 533638090, 1067276180, 1974460933, 2134552360, 3948921866, 7897843732, 9872304665, 15795687464, 19744609330, 39489218660, 78978437320]

約数ペア:

[(1, 78978437320), (2, 39489218660), (4, 19744609330), (5, 15795687464), (8, 9872304665), (10, 7897843732), (20, 3948921866), (37, 2134552360), (40, 1974460933), (74, 1067276180), (148, 533638090), (185, 426910472), (296, 266819045), (370, 213455236), (740, 106727618), (1480, 53363809)]