82605640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2462

約数の個数: 64

約数和(自身を含む): 203232960

約数和(自身を除く): 120627320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1340, 1742, 2371, 2680, 3484, 4355, 4742, 6968, 8710, 9484, 11855, 17420, 18968, 23710, 30823, 34840, 47420, 61646, 94840, 123292, 154115, 158857, 246584, 308230, 317714, 616460, 635428, 794285, 1232920, 1270856, 1588570, 2065141, 3177140, 4130282, 6354280, 8260564, 10325705, 16521128, 20651410, 41302820, 82605640]

約数ペア:

[(1, 82605640), (2, 41302820), (4, 20651410), (5, 16521128), (8, 10325705), (10, 8260564), (13, 6354280), (20, 4130282), (26, 3177140), (40, 2065141), (52, 1588570), (65, 1270856), (67, 1232920), (104, 794285), (130, 635428), (134, 616460), (260, 317714), (268, 308230), (335, 246584), (520, 158857), (536, 154115), (670, 123292), (871, 94840), (1340, 61646), (1742, 47420), (2371, 34840), (2680, 30823), (3484, 23710), (4355, 18968), (4742, 17420), (6968, 11855), (8710, 9484)]