12992500

素因数分解:

$2^2\times 5^4\times {\mathrm{5197}}^1$

素因数の和:5221

約数の個数: 30

約数和(自身を含む): 28417466

約数和(自身を除く): 15424966

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 5197, 10394, 20788, 25985, 51970, 103940, 129925, 259850, 519700, 649625, 1299250, 2598500, 3248125, 6496250, 12992500]

約数ペア:

[(1, 12992500), (2, 6496250), (4, 3248125), (5, 2598500), (10, 1299250), (20, 649625), (25, 519700), (50, 259850), (100, 129925), (125, 103940), (250, 51970), (500, 25985), (625, 20788), (1250, 10394), (2500, 5197)]