17641325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 25998336

約数和(自身を除く): 8357011

約数列:

[1, 5, 13, 17, 25, 31, 65, 85, 103, 155, 221, 325, 403, 425, 515, 527, 775, 1105, 1339, 1751, 2015, 2575, 2635, 3193, 5525, 6695, 6851, 8755, 10075, 13175, 15965, 22763, 33475, 34255, 41509, 43775, 54281, 79825, 113815, 171275, 207545, 271405, 569075, 705653, 1037725, 1357025, 3528265, 17641325]

約数ペア:

[(1, 17641325), (5, 3528265), (13, 1357025), (17, 1037725), (25, 705653), (31, 569075), (65, 271405), (85, 207545), (103, 171275), (155, 113815), (221, 79825), (325, 54281), (403, 43775), (425, 41509), (515, 34255), (527, 33475), (775, 22763), (1105, 15965), (1339, 13175), (1751, 10075), (2015, 8755), (2575, 6851), (2635, 6695), (3193, 5525)]