42728900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{4801}}^1$

素因数の和:4904

約数の個数: 36

約数和(自身を含む): 93783060

約数和(自身を除く): 51054160

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1780, 2225, 4450, 4801, 8900, 9602, 19204, 24005, 48010, 96020, 120025, 240050, 427289, 480100, 854578, 1709156, 2136445, 4272890, 8545780, 10682225, 21364450, 42728900]

約数ペア:

[(1, 42728900), (2, 21364450), (4, 10682225), (5, 8545780), (10, 4272890), (20, 2136445), (25, 1709156), (50, 854578), (89, 480100), (100, 427289), (178, 240050), (356, 120025), (445, 96020), (890, 48010), (1780, 24005), (2225, 19204), (4450, 9602), (4801, 8900)]