64062380

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{11399}}^1$

素因数の和:11689

約数の個数: 24

約数和(自身を含む): 135021600

約数和(自身を除く): 70959220

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 11399, 22798, 45596, 56995, 113990, 227980, 3203119, 6406238, 12812476, 16015595, 32031190, 64062380]

約数ペア:

[(1, 64062380), (2, 32031190), (4, 16015595), (5, 12812476), (10, 6406238), (20, 3203119), (281, 227980), (562, 113990), (1124, 56995), (1405, 45596), (2810, 22798), (5620, 11399)]