71575525

素因数分解:

$5^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 109814400

約数和(自身を除く): 38238875

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 343, 425, 491, 595, 833, 1225, 1715, 2455, 2975, 3437, 4165, 5831, 8347, 8575, 12275, 17185, 20825, 24059, 29155, 41735, 58429, 85925, 120295, 145775, 168413, 208675, 292145, 409003, 601475, 842065, 1460725, 2045015, 2863021, 4210325, 10225075, 14315105, 71575525]

約数ペア:

[(1, 71575525), (5, 14315105), (7, 10225075), (17, 4210325), (25, 2863021), (35, 2045015), (49, 1460725), (85, 842065), (119, 601475), (175, 409003), (245, 292145), (343, 208675), (425, 168413), (491, 145775), (595, 120295), (833, 85925), (1225, 58429), (1715, 41735), (2455, 29155), (2975, 24059), (3437, 20825), (4165, 17185), (5831, 12275), (8347, 8575)]