129713050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 247216320

約数和(自身を除く): 117503270

約数列:

[1, 2, 5, 10, 25, 50, 89, 103, 178, 206, 283, 445, 515, 566, 890, 1030, 1415, 2225, 2575, 2830, 4450, 5150, 7075, 9167, 14150, 18334, 25187, 29149, 45835, 50374, 58298, 91670, 125935, 145745, 229175, 251870, 291490, 458350, 629675, 728725, 1259350, 1457450, 2594261, 5188522, 12971305, 25942610, 64856525, 129713050]

約数ペア:

[(1, 129713050), (2, 64856525), (5, 25942610), (10, 12971305), (25, 5188522), (50, 2594261), (89, 1457450), (103, 1259350), (178, 728725), (206, 629675), (283, 458350), (445, 291490), (515, 251870), (566, 229175), (890, 145745), (1030, 125935), (1415, 91670), (2225, 58298), (2575, 50374), (2830, 45835), (4450, 29149), (5150, 25187), (7075, 18334), (9167, 14150)]