254510425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7603}}^1$

素因数の和:7729

約数の個数: 24

約数和(自身を含む): 343214144

約数和(自身を除く): 88703719

約数列:

[1, 5, 13, 25, 65, 103, 325, 515, 1339, 2575, 6695, 7603, 33475, 38015, 98839, 190075, 494195, 783109, 2470975, 3915545, 10180417, 19577725, 50902085, 254510425]

約数ペア:

[(1, 254510425), (5, 50902085), (13, 19577725), (25, 10180417), (65, 3915545), (103, 2470975), (325, 783109), (515, 494195), (1339, 190075), (2575, 98839), (6695, 38015), (7603, 33475)]