156984281990

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1\times {\mathrm{348011}}^1$

素因数の和:348668

約数の個数: 32

約数和(自身を含む): 286650524160

約数和(自身を除く): 129666242170

約数列:

[1, 2, 5, 10, 79, 158, 395, 571, 790, 1142, 2855, 5710, 45109, 90218, 225545, 348011, 451090, 696022, 1740055, 3480110, 27492869, 54985738, 137464345, 198714281, 274928690, 397428562, 993571405, 1987142810, 15698428199, 31396856398, 78492140995, 156984281990]

約数ペア:

[(1, 156984281990), (2, 78492140995), (5, 31396856398), (10, 15698428199), (79, 1987142810), (158, 993571405), (395, 397428562), (571, 274928690), (790, 198714281), (1142, 137464345), (2855, 54985738), (5710, 27492869), (45109, 3480110), (90218, 1740055), (225545, 696022), (348011, 451090)]