89928580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{15667}}^1$

素因数の和:15724

約数の個数: 48

約数和(自身を含む): 221106816

約数和(自身を除く): 131178236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 15667, 31334, 62668, 78335, 109669, 156670, 219338, 313340, 438676, 548345, 642347, 1096690, 1284694, 2193380, 2569388, 3211735, 4496429, 6423470, 8992858, 12846940, 17985716, 22482145, 44964290, 89928580]

約数ペア:

[(1, 89928580), (2, 44964290), (4, 22482145), (5, 17985716), (7, 12846940), (10, 8992858), (14, 6423470), (20, 4496429), (28, 3211735), (35, 2569388), (41, 2193380), (70, 1284694), (82, 1096690), (140, 642347), (164, 548345), (205, 438676), (287, 313340), (410, 219338), (574, 156670), (820, 109669), (1148, 78335), (1435, 62668), (2870, 31334), (5740, 15667)]