71025280

素因数分解:

$2^7\times 5^1\times {\mathrm{110977}}^1$

素因数の和:110996

約数の個数: 32

約数和(自身を含む): 169796340

約数和(自身を除く): 98771060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 110977, 221954, 443908, 554885, 887816, 1109770, 1775632, 2219540, 3551264, 4439080, 7102528, 8878160, 14205056, 17756320, 35512640, 71025280]

約数ペア:

[(1, 71025280), (2, 35512640), (4, 17756320), (5, 14205056), (8, 8878160), (10, 7102528), (16, 4439080), (20, 3551264), (32, 2219540), (40, 1775632), (64, 1109770), (80, 887816), (128, 554885), (160, 443908), (320, 221954), (640, 110977)]