155164000

素因数分解:

$2^5\times 5^3\times {\mathrm{38791}}^1$

素因数の和:38816

約数の個数: 48

約数和(自身を含む): 381247776

約数和(自身を除く): 226083776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 38791, 77582, 155164, 193955, 310328, 387910, 620656, 775820, 969775, 1241312, 1551640, 1939550, 3103280, 3879100, 4848875, 6206560, 7758200, 9697750, 15516400, 19395500, 31032800, 38791000, 77582000, 155164000]

約数ペア:

[(1, 155164000), (2, 77582000), (4, 38791000), (5, 31032800), (8, 19395500), (10, 15516400), (16, 9697750), (20, 7758200), (25, 6206560), (32, 4848875), (40, 3879100), (50, 3103280), (80, 1939550), (100, 1551640), (125, 1241312), (160, 969775), (200, 775820), (250, 620656), (400, 387910), (500, 310328), (800, 193955), (1000, 155164), (2000, 77582), (4000, 38791)]