31342064

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:274

約数の個数: 60

約数和(自身を含む): 67122936

約数和(自身を除く): 35780872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 169, 173, 208, 268, 338, 346, 536, 676, 692, 871, 1072, 1352, 1384, 1742, 2249, 2704, 2768, 3484, 4498, 6968, 8996, 11323, 11591, 13936, 17992, 22646, 23182, 29237, 35984, 45292, 46364, 58474, 90584, 92728, 116948, 150683, 181168, 185456, 233896, 301366, 467792, 602732, 1205464, 1958879, 2410928, 3917758, 7835516, 15671032, 31342064]

約数ペア:

[(1, 31342064), (2, 15671032), (4, 7835516), (8, 3917758), (13, 2410928), (16, 1958879), (26, 1205464), (52, 602732), (67, 467792), (104, 301366), (134, 233896), (169, 185456), (173, 181168), (208, 150683), (268, 116948), (338, 92728), (346, 90584), (536, 58474), (676, 46364), (692, 45292), (871, 35984), (1072, 29237), (1352, 23182), (1384, 22646), (1742, 17992), (2249, 13936), (2704, 11591), (2768, 11323), (3484, 8996), (4498, 6968)]