61561400

素因数分解:

$2^3\times 5^2\times {\mathrm{317}}^1\times {\mathrm{971}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 143729640

約数和(自身を除く): 82168240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 317, 634, 971, 1268, 1585, 1942, 2536, 3170, 3884, 4855, 6340, 7768, 7925, 9710, 12680, 15850, 19420, 24275, 31700, 38840, 48550, 63400, 97100, 194200, 307807, 615614, 1231228, 1539035, 2462456, 3078070, 6156140, 7695175, 12312280, 15390350, 30780700, 61561400]

約数ペア:

[(1, 61561400), (2, 30780700), (4, 15390350), (5, 12312280), (8, 7695175), (10, 6156140), (20, 3078070), (25, 2462456), (40, 1539035), (50, 1231228), (100, 615614), (200, 307807), (317, 194200), (634, 97100), (971, 63400), (1268, 48550), (1585, 38840), (1942, 31700), (2536, 24275), (3170, 19420), (3884, 15850), (4855, 12680), (6340, 9710), (7768, 7925)]