201898240

素因数分解:

$2^8\times 5^1\times {\mathrm{157733}}^1$

素因数の和:157754

約数の個数: 36

約数和(自身を含む): 483612444

約数和(自身を除く): 281714204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 157733, 315466, 630932, 788665, 1261864, 1577330, 2523728, 3154660, 5047456, 6309320, 10094912, 12618640, 20189824, 25237280, 40379648, 50474560, 100949120, 201898240]

約数ペア:

[(1, 201898240), (2, 100949120), (4, 50474560), (5, 40379648), (8, 25237280), (10, 20189824), (16, 12618640), (20, 10094912), (32, 6309320), (40, 5047456), (64, 3154660), (80, 2523728), (128, 1577330), (160, 1261864), (256, 788665), (320, 630932), (640, 315466), (1280, 157733)]