200017100

素因数分解:

$2^2\times 5^2\times {\mathrm{421}}^1\times {\mathrm{4751}}^1$

素因数の和:5186

約数の個数: 36

約数和(自身を含む): 435159648

約数和(自身を除く): 235142548

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 421, 842, 1684, 2105, 4210, 4751, 8420, 9502, 10525, 19004, 21050, 23755, 42100, 47510, 95020, 118775, 237550, 475100, 2000171, 4000342, 8000684, 10000855, 20001710, 40003420, 50004275, 100008550, 200017100]

約数ペア:

[(1, 200017100), (2, 100008550), (4, 50004275), (5, 40003420), (10, 20001710), (20, 10000855), (25, 8000684), (50, 4000342), (100, 2000171), (421, 475100), (842, 237550), (1684, 118775), (2105, 95020), (4210, 47510), (4751, 42100), (8420, 23755), (9502, 21050), (10525, 19004)]