25280

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1$

素因数の和:96

約数の個数: 28

約数和(自身を含む): 60960

約数和(自身を除く): 35680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 6320, 12640, 25280]

約数ペア:

[(1, 25280), (2, 12640), (4, 6320), (5, 5056), (8, 3160), (10, 2528), (16, 1580), (20, 1264), (32, 790), (40, 632), (64, 395), (79, 320), (80, 316), (158, 160)]