72608870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4799}}^1$

素因数の和:4912

約数の個数: 32

約数和(自身を含む): 139968000

約数和(自身を除く): 67359130

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 4799, 7565, 9598, 15130, 23995, 47990, 81583, 163166, 407915, 427111, 815830, 854222, 2135555, 4271110, 7260887, 14521774, 36304435, 72608870]

約数ペア:

[(1, 72608870), (2, 36304435), (5, 14521774), (10, 7260887), (17, 4271110), (34, 2135555), (85, 854222), (89, 815830), (170, 427111), (178, 407915), (445, 163166), (890, 81583), (1513, 47990), (3026, 23995), (4799, 15130), (7565, 9598)]