129045008

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{20113}}^1$

素因数の和:20522

約数の個数: 20

約数和(自身を含む): 250660668

約数和(自身を除く): 121615660

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 20113, 40226, 80452, 160904, 321808, 8065313, 16130626, 32261252, 64522504, 129045008]

約数ペア:

[(1, 129045008), (2, 64522504), (4, 32261252), (8, 16130626), (16, 8065313), (401, 321808), (802, 160904), (1604, 80452), (3208, 40226), (6416, 20113)]