52080400

素因数分解:

$2^4\times 5^2\times {\mathrm{130201}}^1$

素因数の和:130219

約数の個数: 30

約数和(自身を含む): 125124122

約数和(自身を除く): 73043722

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 130201, 260402, 520804, 651005, 1041608, 1302010, 2083216, 2604020, 3255025, 5208040, 6510050, 10416080, 13020100, 26040200, 52080400]

約数ペア:

[(1, 52080400), (2, 26040200), (4, 13020100), (5, 10416080), (8, 6510050), (10, 5208040), (16, 3255025), (20, 2604020), (25, 2083216), (40, 1302010), (50, 1041608), (80, 651005), (100, 520804), (200, 260402), (400, 130201)]