271918825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20639}}^1$

素因数の和:20697

約数の個数: 24

約数和(自身を含む): 368547840

約数和(自身を除く): 96629015

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 775, 2635, 13175, 20639, 103195, 350863, 515975, 639809, 1754315, 3199045, 8771575, 10876753, 15995225, 54383765, 271918825]

約数ペア:

[(1, 271918825), (5, 54383765), (17, 15995225), (25, 10876753), (31, 8771575), (85, 3199045), (155, 1754315), (425, 639809), (527, 515975), (775, 350863), (2635, 103195), (13175, 20639)]