80842972

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{32441}}^1$

素因数の和:32541

約数の個数: 24

約数和(自身を含む): 163507680

約数和(自身を除く): 82664708

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 32441, 64882, 129764, 227087, 454174, 908348, 2887249, 5774498, 11548996, 20210743, 40421486, 80842972]

約数ペア:

[(1, 80842972), (2, 40421486), (4, 20210743), (7, 11548996), (14, 5774498), (28, 2887249), (89, 908348), (178, 454174), (356, 227087), (623, 129764), (1246, 64882), (2492, 32441)]