2636725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 4305280

約数和(自身を除く): 1668555

約数列:

[1, 5, 7, 13, 19, 25, 35, 61, 65, 91, 95, 133, 175, 247, 305, 325, 427, 455, 475, 665, 793, 1159, 1235, 1525, 1729, 2135, 2275, 3325, 3965, 5551, 5795, 6175, 8113, 8645, 10675, 15067, 19825, 27755, 28975, 40565, 43225, 75335, 105469, 138775, 202825, 376675, 527345, 2636725]

約数ペア:

[(1, 2636725), (5, 527345), (7, 376675), (13, 202825), (19, 138775), (25, 105469), (35, 75335), (61, 43225), (65, 40565), (91, 28975), (95, 27755), (133, 19825), (175, 15067), (247, 10675), (305, 8645), (325, 8113), (427, 6175), (455, 5795), (475, 5551), (665, 3965), (793, 3325), (1159, 2275), (1235, 2135), (1525, 1729)]