201938560

素因数分解:

$2^7\times 5^1\times {\mathrm{315529}}^1$

素因数の和:315548

約数の個数: 32

約数和(自身を含む): 482760900

約数和(自身を除く): 280822340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 315529, 631058, 1262116, 1577645, 2524232, 3155290, 5048464, 6310580, 10096928, 12621160, 20193856, 25242320, 40387712, 50484640, 100969280, 201938560]

約数ペア:

[(1, 201938560), (2, 100969280), (4, 50484640), (5, 40387712), (8, 25242320), (10, 20193856), (16, 12621160), (20, 10096928), (32, 6310580), (40, 5048464), (64, 3155290), (80, 2524232), (128, 1577645), (160, 1262116), (320, 631058), (640, 315529)]