65646340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{30113}}^1$

素因数の和:30231

約数の個数: 24

約数和(自身を含む): 139126680

約数和(自身を除く): 73480340

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 30113, 60226, 120452, 150565, 301130, 602260, 3282317, 6564634, 13129268, 16411585, 32823170, 65646340]

約数ペア:

[(1, 65646340), (2, 32823170), (4, 16411585), (5, 13129268), (10, 6564634), (20, 3282317), (109, 602260), (218, 301130), (436, 150565), (545, 120452), (1090, 60226), (2180, 30113)]