200515720

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{6091}}^1$

素因数の和:6925

約数の個数: 32

約数和(自身を含む): 451782720

約数和(自身を除く): 251267000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 3292, 4115, 6091, 6584, 8230, 12182, 16460, 24364, 30455, 32920, 48728, 60910, 121820, 243640, 5012893, 10025786, 20051572, 25064465, 40103144, 50128930, 100257860, 200515720]

約数ペア:

[(1, 200515720), (2, 100257860), (4, 50128930), (5, 40103144), (8, 25064465), (10, 20051572), (20, 10025786), (40, 5012893), (823, 243640), (1646, 121820), (3292, 60910), (4115, 48728), (6091, 32920), (6584, 30455), (8230, 24364), (12182, 16460)]