42230090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 91445760

約数和(自身を除く): 49215670

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 71, 142, 145, 203, 290, 293, 355, 406, 497, 586, 710, 994, 1015, 1465, 2030, 2051, 2059, 2485, 2930, 4102, 4118, 4970, 8497, 10255, 10295, 14413, 16994, 20510, 20590, 20803, 28826, 41606, 42485, 59479, 72065, 84970, 104015, 118958, 144130, 145621, 208030, 291242, 297395, 594790, 603287, 728105, 1206574, 1456210, 3016435, 4223009, 6032870, 8446018, 21115045, 42230090]

約数ペア:

[(1, 42230090), (2, 21115045), (5, 8446018), (7, 6032870), (10, 4223009), (14, 3016435), (29, 1456210), (35, 1206574), (58, 728105), (70, 603287), (71, 594790), (142, 297395), (145, 291242), (203, 208030), (290, 145621), (293, 144130), (355, 118958), (406, 104015), (497, 84970), (586, 72065), (710, 59479), (994, 42485), (1015, 41606), (1465, 28826), (2030, 20803), (2051, 20590), (2059, 20510), (2485, 16994), (2930, 14413), (4102, 10295), (4118, 10255), (4970, 8497)]