205280350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1487}}^1$

素因数の和:1761

約数の個数: 48

約数和(自身を含む): 418473216

約数和(自身を除く): 213192866

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 251, 275, 502, 550, 1255, 1487, 2510, 2761, 2974, 5522, 6275, 7435, 12550, 13805, 14870, 16357, 27610, 32714, 37175, 69025, 74350, 81785, 138050, 163570, 373237, 408925, 746474, 817850, 1866185, 3732370, 4105607, 8211214, 9330925, 18661850, 20528035, 41056070, 102640175, 205280350]

約数ペア:

[(1, 205280350), (2, 102640175), (5, 41056070), (10, 20528035), (11, 18661850), (22, 9330925), (25, 8211214), (50, 4105607), (55, 3732370), (110, 1866185), (251, 817850), (275, 746474), (502, 408925), (550, 373237), (1255, 163570), (1487, 138050), (2510, 81785), (2761, 74350), (2974, 69025), (5522, 37175), (6275, 32714), (7435, 27610), (12550, 16357), (13805, 14870)]