71689592

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2621}}^1$

素因数の和:2903

約数の個数: 32

約数和(自身を含む): 145363680

約数和(自身を除く): 73674088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 263, 526, 1052, 2104, 2621, 3419, 5242, 6838, 10484, 13676, 20968, 27352, 34073, 68146, 136292, 272584, 689323, 1378646, 2757292, 5514584, 8961199, 17922398, 35844796, 71689592]

約数ペア:

[(1, 71689592), (2, 35844796), (4, 17922398), (8, 8961199), (13, 5514584), (26, 2757292), (52, 1378646), (104, 689323), (263, 272584), (526, 136292), (1052, 68146), (2104, 34073), (2621, 27352), (3419, 20968), (5242, 13676), (6838, 10484)]