84590890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1549}}^1$

素因数の和:1726

約数の個数: 32

約数和(自身を含む): 157132800

約数和(自身を除く): 72541910

約数列:

[1, 2, 5, 10, 43, 86, 127, 215, 254, 430, 635, 1270, 1549, 3098, 5461, 7745, 10922, 15490, 27305, 54610, 66607, 133214, 196723, 333035, 393446, 666070, 983615, 1967230, 8459089, 16918178, 42295445, 84590890]

約数ペア:

[(1, 84590890), (2, 42295445), (5, 16918178), (10, 8459089), (43, 1967230), (86, 983615), (127, 666070), (215, 393446), (254, 333035), (430, 196723), (635, 133214), (1270, 66607), (1549, 54610), (3098, 27305), (5461, 15490), (7745, 10922)]