77608120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{45121}}^1$

素因数の和:45175

約数の個数: 32

約数和(自身を含む): 178683120

約数和(自身を除く): 101075000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 45121, 90242, 180484, 225605, 360968, 451210, 902420, 1804840, 1940203, 3880406, 7760812, 9701015, 15521624, 19402030, 38804060, 77608120]

約数ペア:

[(1, 77608120), (2, 38804060), (4, 19402030), (5, 15521624), (8, 9701015), (10, 7760812), (20, 3880406), (40, 1940203), (43, 1804840), (86, 902420), (172, 451210), (215, 360968), (344, 225605), (430, 180484), (860, 90242), (1720, 45121)]