79300400

素因数分解:

$2^4\times 5^2\times {\mathrm{198251}}^1$

素因数の和:198269

約数の個数: 30

約数和(自身を含む): 190520172

約数和(自身を除く): 111219772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 198251, 396502, 793004, 991255, 1586008, 1982510, 3172016, 3965020, 4956275, 7930040, 9912550, 15860080, 19825100, 39650200, 79300400]

約数ペア:

[(1, 79300400), (2, 39650200), (4, 19825100), (5, 15860080), (8, 9912550), (10, 7930040), (16, 4956275), (20, 3965020), (25, 3172016), (40, 1982510), (50, 1586008), (80, 991255), (100, 793004), (200, 396502), (400, 198251)]