30810745

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 44328960

約数和(自身を除く): 13518215

約数列:

[1, 5, 7, 31, 35, 73, 155, 217, 365, 389, 511, 1085, 1945, 2263, 2555, 2723, 11315, 12059, 13615, 15841, 28397, 60295, 79205, 84413, 141985, 198779, 422065, 880307, 993895, 4401535, 6162149, 30810745]

約数ペア:

[(1, 30810745), (5, 6162149), (7, 4401535), (31, 993895), (35, 880307), (73, 422065), (155, 198779), (217, 141985), (365, 84413), (389, 79205), (511, 60295), (1085, 28397), (1945, 15841), (2263, 13615), (2555, 12059), (2723, 11315)]