25880480

素因数分解:

$2^5\times 5^1\times {\mathrm{161753}}^1$

素因数の和:161768

約数の個数: 24

約数和(自身を含む): 61143012

約数和(自身を除く): 35262532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 161753, 323506, 647012, 808765, 1294024, 1617530, 2588048, 3235060, 5176096, 6470120, 12940240, 25880480]

約数ペア:

[(1, 25880480), (2, 12940240), (4, 6470120), (5, 5176096), (8, 3235060), (10, 2588048), (16, 1617530), (20, 1294024), (32, 808765), (40, 647012), (80, 323506), (160, 161753)]