408042925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{30971}}^1$

素因数の和:31029

約数の個数: 24

約数和(自身を含む): 553036032

約数和(自身を除く): 144993107

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 775, 2635, 13175, 30971, 154855, 526507, 774275, 960101, 2632535, 4800505, 13162675, 16321717, 24002525, 81608585, 408042925]

約数ペア:

[(1, 408042925), (5, 81608585), (17, 24002525), (25, 16321717), (31, 13162675), (85, 4800505), (155, 2632535), (425, 960101), (527, 774275), (775, 526507), (2635, 154855), (13175, 30971)]