25301890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81619}}^1$

素因数の和:81657

約数の個数: 16

約数和(自身を含む): 47013120

約数和(自身を除く): 21711230

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 81619, 163238, 408095, 816190, 2530189, 5060378, 12650945, 25301890]

約数ペア:

[(1, 25301890), (2, 12650945), (5, 5060378), (10, 2530189), (31, 816190), (62, 408095), (155, 163238), (310, 81619)]