200989895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{919}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 267079680

約数和(自身を除く): 66089785

約数列:

[1, 5, 17, 31, 83, 85, 155, 415, 527, 919, 1411, 2573, 2635, 4595, 7055, 12865, 15623, 28489, 43741, 76277, 78115, 142445, 218705, 381385, 484313, 1296709, 2364587, 2421565, 6483545, 11822935, 40197979, 200989895]

約数ペア:

[(1, 200989895), (5, 40197979), (17, 11822935), (31, 6483545), (83, 2421565), (85, 2364587), (155, 1296709), (415, 484313), (527, 381385), (919, 218705), (1411, 142445), (2573, 78115), (2635, 76277), (4595, 43741), (7055, 28489), (12865, 15623)]