200769680

素因数分解:

$2^4\times 5^1\times {\mathrm{2509621}}^1$

素因数の和:2509634

約数の個数: 20

約数和(自身を含む): 466789692

約数和(自身を除く): 266020012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2509621, 5019242, 10038484, 12548105, 20076968, 25096210, 40153936, 50192420, 100384840, 200769680]

約数ペア:

[(1, 200769680), (2, 100384840), (4, 50192420), (5, 40153936), (8, 25096210), (10, 20076968), (16, 12548105), (20, 10038484), (40, 5019242), (80, 2509621)]