83712590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37879}}^1$

素因数の和:37916

約数の個数: 32

約数和(自身を含む): 171823680

約数和(自身を除く): 88111090

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 37879, 75758, 189395, 378790, 492427, 643943, 984854, 1287886, 2462135, 3219715, 4924270, 6439430, 8371259, 16742518, 41856295, 83712590]

約数ペア:

[(1, 83712590), (2, 41856295), (5, 16742518), (10, 8371259), (13, 6439430), (17, 4924270), (26, 3219715), (34, 2462135), (65, 1287886), (85, 984854), (130, 643943), (170, 492427), (221, 378790), (442, 189395), (1105, 75758), (2210, 37879)]