81947328

素因数分解:

$2^6\times 3^1\times {\mathrm{53}}^1\times {\mathrm{8053}}^1$

素因数の和:8121

約数の個数: 56

約数和(自身を含む): 220937328

約数和(自身を除く): 138990000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 159, 192, 212, 318, 424, 636, 848, 1272, 1696, 2544, 3392, 5088, 8053, 10176, 16106, 24159, 32212, 48318, 64424, 96636, 128848, 193272, 257696, 386544, 426809, 515392, 773088, 853618, 1280427, 1546176, 1707236, 2560854, 3414472, 5121708, 6828944, 10243416, 13657888, 20486832, 27315776, 40973664, 81947328]

約数ペア:

[(1, 81947328), (2, 40973664), (3, 27315776), (4, 20486832), (6, 13657888), (8, 10243416), (12, 6828944), (16, 5121708), (24, 3414472), (32, 2560854), (48, 1707236), (53, 1546176), (64, 1280427), (96, 853618), (106, 773088), (159, 515392), (192, 426809), (212, 386544), (318, 257696), (424, 193272), (636, 128848), (848, 96636), (1272, 64424), (1696, 48318), (2544, 32212), (3392, 24159), (5088, 16106), (8053, 10176)]