880555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 32

約数和(自身を含む): 1290240

約数和(自身を除く): 409685

約数列:

[1, 5, 13, 19, 23, 31, 65, 95, 115, 155, 247, 299, 403, 437, 589, 713, 1235, 1495, 2015, 2185, 2945, 3565, 5681, 7657, 9269, 13547, 28405, 38285, 46345, 67735, 176111, 880555]

約数ペア:

[(1, 880555), (5, 176111), (13, 67735), (19, 46345), (23, 38285), (31, 28405), (65, 13547), (95, 9269), (115, 7657), (155, 5681), (247, 3565), (299, 2945), (403, 2185), (437, 2015), (589, 1495), (713, 1235)]