85221220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5689}}^1$

素因数の和:5812

約数の個数: 48

約数和(自身を含む): 206478720

約数和(自身を除く): 121257500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 5689, 7490, 11378, 14980, 22756, 28445, 39823, 56890, 79646, 113780, 159292, 199115, 398230, 608723, 796460, 1217446, 2434892, 3043615, 4261061, 6087230, 8522122, 12174460, 17044244, 21305305, 42610610, 85221220]

約数ペア:

[(1, 85221220), (2, 42610610), (4, 21305305), (5, 17044244), (7, 12174460), (10, 8522122), (14, 6087230), (20, 4261061), (28, 3043615), (35, 2434892), (70, 1217446), (107, 796460), (140, 608723), (214, 398230), (428, 199115), (535, 159292), (749, 113780), (1070, 79646), (1498, 56890), (2140, 39823), (2996, 28445), (3745, 22756), (5689, 14980), (7490, 11378)]