69872890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{14173}}^1$

素因数の和:14226

約数の個数: 32

約数和(自身を含む): 137771280

約数和(自身を除く): 67898390

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 14173, 28346, 70865, 141730, 240941, 411017, 481882, 822034, 1204705, 2055085, 2409410, 4110170, 6987289, 13974578, 34936445, 69872890]

約数ペア:

[(1, 69872890), (2, 34936445), (5, 13974578), (10, 6987289), (17, 4110170), (29, 2409410), (34, 2055085), (58, 1204705), (85, 822034), (145, 481882), (170, 411017), (290, 240941), (493, 141730), (986, 70865), (2465, 28346), (4930, 14173)]