126815210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{1601}}^1$

素因数の和:1786

約数の個数: 24

約数和(自身を含む): 231005196

約数和(自身を除く): 104189986

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 1601, 3202, 7921, 8005, 15842, 16010, 39605, 79210, 142489, 284978, 712445, 1424890, 12681521, 25363042, 63407605, 126815210]

約数ペア:

[(1, 126815210), (2, 63407605), (5, 25363042), (10, 12681521), (89, 1424890), (178, 712445), (445, 284978), (890, 142489), (1601, 79210), (3202, 39605), (7921, 16010), (8005, 15842)]