67408240

素因数分解:

$2^4\times 5^1\times {\mathrm{907}}^1\times {\mathrm{929}}^1$

素因数の和:1849

約数の個数: 40

約数和(自身を含む): 157065840

約数和(自身を除く): 89657600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 907, 929, 1814, 1858, 3628, 3716, 4535, 4645, 7256, 7432, 9070, 9290, 14512, 14864, 18140, 18580, 36280, 37160, 72560, 74320, 842603, 1685206, 3370412, 4213015, 6740824, 8426030, 13481648, 16852060, 33704120, 67408240]

約数ペア:

[(1, 67408240), (2, 33704120), (4, 16852060), (5, 13481648), (8, 8426030), (10, 6740824), (16, 4213015), (20, 3370412), (40, 1685206), (80, 842603), (907, 74320), (929, 72560), (1814, 37160), (1858, 36280), (3628, 18580), (3716, 18140), (4535, 14864), (4645, 14512), (7256, 9290), (7432, 9070)]