200025520

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{5939}}^1$

素因数の和:6373

約数の個数: 40

約数和(自身を含む): 466242480

約数和(自身を除く): 266216960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1684, 2105, 3368, 4210, 5939, 6736, 8420, 11878, 16840, 23756, 29695, 33680, 47512, 59390, 95024, 118780, 237560, 475120, 2500319, 5000638, 10001276, 12501595, 20002552, 25003190, 40005104, 50006380, 100012760, 200025520]

約数ペア:

[(1, 200025520), (2, 100012760), (4, 50006380), (5, 40005104), (8, 25003190), (10, 20002552), (16, 12501595), (20, 10001276), (40, 5000638), (80, 2500319), (421, 475120), (842, 237560), (1684, 118780), (2105, 95024), (3368, 59390), (4210, 47512), (5939, 33680), (6736, 29695), (8420, 23756), (11878, 16840)]