129627420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166189}}^1$

素因数の和:166214

約数の個数: 48

約数和(自身を含む): 390878880

約数和(自身を除く): 261251460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 166189, 332378, 498567, 664756, 830945, 997134, 1661890, 1994268, 2160457, 2492835, 3323780, 4320914, 4985670, 6481371, 8641828, 9971340, 10802285, 12962742, 21604570, 25925484, 32406855, 43209140, 64813710, 129627420]

約数ペア:

[(1, 129627420), (2, 64813710), (3, 43209140), (4, 32406855), (5, 25925484), (6, 21604570), (10, 12962742), (12, 10802285), (13, 9971340), (15, 8641828), (20, 6481371), (26, 4985670), (30, 4320914), (39, 3323780), (52, 2492835), (60, 2160457), (65, 1994268), (78, 1661890), (130, 997134), (156, 830945), (195, 664756), (260, 498567), (390, 332378), (780, 166189)]