228104975

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2280

約数の個数: 48

約数和(自身を含む): 351406080

約数和(自身を除く): 123301105

約数列:

[1, 5, 7, 19, 25, 31, 35, 95, 133, 155, 175, 217, 475, 589, 665, 775, 1085, 2213, 2945, 3325, 4123, 5425, 11065, 14725, 15491, 20615, 42047, 55325, 68603, 77455, 103075, 210235, 294329, 343015, 387275, 480221, 1051175, 1303457, 1471645, 1715075, 2401105, 6517285, 7358225, 9124199, 12005525, 32586425, 45620995, 228104975]

約数ペア:

[(1, 228104975), (5, 45620995), (7, 32586425), (19, 12005525), (25, 9124199), (31, 7358225), (35, 6517285), (95, 2401105), (133, 1715075), (155, 1471645), (175, 1303457), (217, 1051175), (475, 480221), (589, 387275), (665, 343015), (775, 294329), (1085, 210235), (2213, 103075), (2945, 77455), (3325, 68603), (4123, 55325), (5425, 42047), (11065, 20615), (14725, 15491)]