200800886980

素因数分解:

$2^2\times 5^1\times {\mathrm{15451}}^1\times {\mathrm{649799}}^1$

素因数の和:665259

約数の個数: 24

約数和(自身を含む): 421709803200

約数和(自身を除く): 220908916220

約数列:

[1, 2, 4, 5, 10, 20, 15451, 30902, 61804, 77255, 154510, 309020, 649799, 1299598, 2599196, 3248995, 6497990, 12995980, 10040044349, 20080088698, 40160177396, 50200221745, 100400443490, 200800886980]

約数ペア:

[(1, 200800886980), (2, 100400443490), (4, 50200221745), (5, 40160177396), (10, 20080088698), (20, 10040044349), (15451, 12995980), (30902, 6497990), (61804, 3248995), (77255, 2599196), (154510, 1299598), (309020, 649799)]