25107420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32189}}^1$

素因数の和:32214

約数の個数: 48

約数和(自身を含む): 75710880

約数和(自身を除く): 50603460

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, 32189, 64378, 96567, 128756, 160945, 193134, 321890, 386268, 418457, 482835, 643780, 836914, 965670, 1255371, 1673828, 1931340, 2092285, 2510742, 4184570, 5021484, 6276855, 8369140, 12553710, 25107420]

約数ペア:

[(1, 25107420), (2, 12553710), (3, 8369140), (4, 6276855), (5, 5021484), (6, 4184570), (10, 2510742), (12, 2092285), (13, 1931340), (15, 1673828), (20, 1255371), (26, 965670), (30, 836914), (39, 643780), (52, 482835), (60, 418457), (65, 386268), (78, 321890), (130, 193134), (156, 160945), (195, 128756), (260, 96567), (390, 64378), (780, 32189)]