129375896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40129}}^1$

素因数の和:40179

約数の個数: 32

約数和(自身を含む): 269673600

約数和(自身を除く): 140297704

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 40129, 80258, 160516, 321032, 521677, 1043354, 1243999, 2086708, 2487998, 4173416, 4975996, 9951992, 16171987, 32343974, 64687948, 129375896]

約数ペア:

[(1, 129375896), (2, 64687948), (4, 32343974), (8, 16171987), (13, 9951992), (26, 4975996), (31, 4173416), (52, 2487998), (62, 2086708), (104, 1243999), (124, 1043354), (248, 521677), (403, 321032), (806, 160516), (1612, 80258), (3224, 40129)]