64805675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 94041600

約数和(自身を除く): 29235925

約数列:

[1, 5, 11, 19, 25, 55, 79, 95, 157, 209, 275, 395, 475, 785, 869, 1045, 1501, 1727, 1975, 2983, 3925, 4345, 5225, 7505, 8635, 12403, 14915, 16511, 21725, 32813, 37525, 43175, 62015, 74575, 82555, 136433, 164065, 235657, 310075, 412775, 682165, 820325, 1178285, 2592227, 3410825, 5891425, 12961135, 64805675]

約数ペア:

[(1, 64805675), (5, 12961135), (11, 5891425), (19, 3410825), (25, 2592227), (55, 1178285), (79, 820325), (95, 682165), (157, 412775), (209, 310075), (275, 235657), (395, 164065), (475, 136433), (785, 82555), (869, 74575), (1045, 62015), (1501, 43175), (1727, 37525), (1975, 32813), (2983, 21725), (3925, 16511), (4345, 14915), (5225, 12403), (7505, 8635)]