810550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 48

約数和(自身を含む): 1718640

約数和(自身を除く): 908090

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 43, 50, 58, 65, 86, 130, 145, 215, 290, 325, 377, 430, 559, 650, 725, 754, 1075, 1118, 1247, 1450, 1885, 2150, 2494, 2795, 3770, 5590, 6235, 9425, 12470, 13975, 16211, 18850, 27950, 31175, 32422, 62350, 81055, 162110, 405275, 810550]

約数ペア:

[(1, 810550), (2, 405275), (5, 162110), (10, 81055), (13, 62350), (25, 32422), (26, 31175), (29, 27950), (43, 18850), (50, 16211), (58, 13975), (65, 12470), (86, 9425), (130, 6235), (145, 5590), (215, 3770), (290, 2795), (325, 2494), (377, 2150), (430, 1885), (559, 1450), (650, 1247), (725, 1118), (754, 1075)]