66143120

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7727}}^1$

素因数の和:7847

約数の個数: 40

約数和(自身を含む): 155240064

約数和(自身を除く): 89096944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 7727, 8560, 15454, 30908, 38635, 61816, 77270, 123632, 154540, 309080, 618160, 826789, 1653578, 3307156, 4133945, 6614312, 8267890, 13228624, 16535780, 33071560, 66143120]

約数ペア:

[(1, 66143120), (2, 33071560), (4, 16535780), (5, 13228624), (8, 8267890), (10, 6614312), (16, 4133945), (20, 3307156), (40, 1653578), (80, 826789), (107, 618160), (214, 309080), (428, 154540), (535, 123632), (856, 77270), (1070, 61816), (1712, 38635), (2140, 30908), (4280, 15454), (7727, 8560)]