20249927150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{641}}^1\times {\mathrm{21787}}^1$

素因数の和:22469

約数の個数: 48

約数和(自身を含む): 39026229840

約数和(自身を除く): 18776302690

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 641, 725, 1282, 1450, 3205, 6410, 16025, 18589, 21787, 32050, 37178, 43574, 92945, 108935, 185890, 217870, 464725, 544675, 631823, 929450, 1089350, 1263646, 3159115, 6318230, 13965467, 15795575, 27930934, 31591150, 69827335, 139654670, 349136675, 404998543, 698273350, 809997086, 2024992715, 4049985430, 10124963575, 20249927150]

約数ペア:

[(1, 20249927150), (2, 10124963575), (5, 4049985430), (10, 2024992715), (25, 809997086), (29, 698273350), (50, 404998543), (58, 349136675), (145, 139654670), (290, 69827335), (641, 31591150), (725, 27930934), (1282, 15795575), (1450, 13965467), (3205, 6318230), (6410, 3159115), (16025, 1263646), (18589, 1089350), (21787, 929450), (32050, 631823), (37178, 544675), (43574, 464725), (92945, 217870), (108935, 185890)]