201656180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3623}}^1$

素因数の和:3677

約数の個数: 72

約数和(自身を含む): 485847936

約数和(自身を除く): 284191756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 2420, 2530, 2783, 3623, 5060, 5566, 7246, 11132, 13915, 14492, 18115, 27830, 36230, 39853, 55660, 72460, 79706, 83329, 159412, 166658, 199265, 333316, 398530, 416645, 438383, 797060, 833290, 876766, 916619, 1666580, 1753532, 1833238, 2191915, 3666476, 4383830, 4583095, 8767660, 9166190, 10082809, 18332380, 20165618, 40331236, 50414045, 100828090, 201656180]

約数ペア:

[(1, 201656180), (2, 100828090), (4, 50414045), (5, 40331236), (10, 20165618), (11, 18332380), (20, 10082809), (22, 9166190), (23, 8767660), (44, 4583095), (46, 4383830), (55, 3666476), (92, 2191915), (110, 1833238), (115, 1753532), (121, 1666580), (220, 916619), (230, 876766), (242, 833290), (253, 797060), (460, 438383), (484, 416645), (506, 398530), (605, 333316), (1012, 199265), (1210, 166658), (1265, 159412), (2420, 83329), (2530, 79706), (2783, 72460), (3623, 55660), (5060, 39853), (5566, 36230), (7246, 27830), (11132, 18115), (13915, 14492)]