15666891890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1\times {\mathrm{1733}}^1$

素因数の和:2303

約数の個数: 64

約数和(自身を含む): 30627961056

約数和(自身を除く): 14961069166

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 353, 394, 706, 985, 1733, 1765, 1970, 2561, 3466, 3530, 4589, 5122, 8665, 9178, 12805, 17330, 22529, 22945, 25610, 45058, 45890, 69541, 112645, 139082, 225290, 341401, 347705, 611749, 682802, 695410, 904033, 1223498, 1707005, 1808066, 3058745, 3414010, 4438213, 4520165, 6117490, 7952737, 8876426, 9040330, 15905474, 22191065, 39763685, 44382130, 79527370, 120514553, 241029106, 602572765, 1205145530, 1566689189, 3133378378, 7833445945, 15666891890]

約数ペア:

[(1, 15666891890), (2, 7833445945), (5, 3133378378), (10, 1566689189), (13, 1205145530), (26, 602572765), (65, 241029106), (130, 120514553), (197, 79527370), (353, 44382130), (394, 39763685), (706, 22191065), (985, 15905474), (1733, 9040330), (1765, 8876426), (1970, 7952737), (2561, 6117490), (3466, 4520165), (3530, 4438213), (4589, 3414010), (5122, 3058745), (8665, 1808066), (9178, 1707005), (12805, 1223498), (17330, 904033), (22529, 695410), (22945, 682802), (25610, 611749), (45058, 347705), (45890, 341401), (69541, 225290), (112645, 139082)]