72469360

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1609}}^1$

素因数の和:2185

約数の個数: 40

約数和(自身を含む): 168895440

約数和(自身を除く): 96426080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 1609, 2252, 2815, 3218, 4504, 5630, 6436, 8045, 9008, 11260, 12872, 16090, 22520, 25744, 32180, 45040, 64360, 128720, 905867, 1811734, 3623468, 4529335, 7246936, 9058670, 14493872, 18117340, 36234680, 72469360]

約数ペア:

[(1, 72469360), (2, 36234680), (4, 18117340), (5, 14493872), (8, 9058670), (10, 7246936), (16, 4529335), (20, 3623468), (40, 1811734), (80, 905867), (563, 128720), (1126, 64360), (1609, 45040), (2252, 32180), (2815, 25744), (3218, 22520), (4504, 16090), (5630, 12872), (6436, 11260), (8045, 9008)]