201039950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:953

約数の個数: 48

約数和(自身を含む): 395331840

約数和(自身を除く): 194291890

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 431, 475, 491, 862, 950, 982, 2155, 2455, 4310, 4910, 8189, 9329, 10775, 12275, 16378, 18658, 21550, 24550, 40945, 46645, 81890, 93290, 204725, 211621, 233225, 409450, 423242, 466450, 1058105, 2116210, 4020799, 5290525, 8041598, 10581050, 20103995, 40207990, 100519975, 201039950]

約数ペア:

[(1, 201039950), (2, 100519975), (5, 40207990), (10, 20103995), (19, 10581050), (25, 8041598), (38, 5290525), (50, 4020799), (95, 2116210), (190, 1058105), (431, 466450), (475, 423242), (491, 409450), (862, 233225), (950, 211621), (982, 204725), (2155, 93290), (2455, 81890), (4310, 46645), (4910, 40945), (8189, 24550), (9329, 21550), (10775, 18658), (12275, 16378)]