49888400

素因数分解:

$2^4\times 5^2\times {\mathrm{124721}}^1$

素因数の和:124739

約数の個数: 30

約数和(自身を含む): 119857842

約数和(自身を除く): 69969442

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 124721, 249442, 498884, 623605, 997768, 1247210, 1995536, 2494420, 3118025, 4988840, 6236050, 9977680, 12472100, 24944200, 49888400]

約数ペア:

[(1, 49888400), (2, 24944200), (4, 12472100), (5, 9977680), (8, 6236050), (10, 4988840), (16, 3118025), (20, 2494420), (25, 1995536), (40, 1247210), (50, 997768), (80, 623605), (100, 498884), (200, 249442), (400, 124721)]