158049340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2687}}^1$

素因数の和:2886

約数の個数: 48

約数和(自身を含む): 353590272

約数和(自身を除く): 195540932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 340, 346, 692, 865, 1730, 2687, 2941, 3460, 5374, 5882, 10748, 11764, 13435, 14705, 26870, 29410, 45679, 53740, 58820, 91358, 182716, 228395, 456790, 464851, 913580, 929702, 1859404, 2324255, 4648510, 7902467, 9297020, 15804934, 31609868, 39512335, 79024670, 158049340]

約数ペア:

[(1, 158049340), (2, 79024670), (4, 39512335), (5, 31609868), (10, 15804934), (17, 9297020), (20, 7902467), (34, 4648510), (68, 2324255), (85, 1859404), (170, 929702), (173, 913580), (340, 464851), (346, 456790), (692, 228395), (865, 182716), (1730, 91358), (2687, 58820), (2941, 53740), (3460, 45679), (5374, 29410), (5882, 26870), (10748, 14705), (11764, 13435)]