200890780

素因数分解:

$2^2\times 5^1\times {\mathrm{2503}}^1\times {\mathrm{4013}}^1$

素因数の和:6525

約数の個数: 24

約数和(自身を含む): 422144352

約数和(自身を除く): 221253572

約数列:

[1, 2, 4, 5, 10, 20, 2503, 4013, 5006, 8026, 10012, 12515, 16052, 20065, 25030, 40130, 50060, 80260, 10044539, 20089078, 40178156, 50222695, 100445390, 200890780]

約数ペア:

[(1, 200890780), (2, 100445390), (4, 50222695), (5, 40178156), (10, 20089078), (20, 10044539), (2503, 80260), (4013, 50060), (5006, 40130), (8026, 25030), (10012, 20065), (12515, 16052)]