1277393200

素因数分解:

$2^4\times 5^2\times {\mathrm{3193483}}^1$

素因数の和:3193501

約数の個数: 30

約数和(自身を含む): 3068938124

約数和(自身を除く): 1791544924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3193483, 6386966, 12773932, 15967415, 25547864, 31934830, 51095728, 63869660, 79837075, 127739320, 159674150, 255478640, 319348300, 638696600, 1277393200]

約数ペア:

[(1, 1277393200), (2, 638696600), (4, 319348300), (5, 255478640), (8, 159674150), (10, 127739320), (16, 79837075), (20, 63869660), (25, 51095728), (40, 31934830), (50, 25547864), (80, 15967415), (100, 12773932), (200, 6386966), (400, 3193483)]