64567120

素因数分解:

$2^4\times 5^1\times {\mathrm{807089}}^1$

素因数の和:807102

約数の個数: 20

約数和(自身を含む): 150118740

約数和(自身を除く): 85551620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 807089, 1614178, 3228356, 4035445, 6456712, 8070890, 12913424, 16141780, 32283560, 64567120]

約数ペア:

[(1, 64567120), (2, 32283560), (4, 16141780), (5, 12913424), (8, 8070890), (10, 6456712), (16, 4035445), (20, 3228356), (40, 1614178), (80, 807089)]