200511810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31379}}^1$

素因数の和:31463

約数の個数: 48

約数和(自身を含む): 528690240

約数和(自身を除く): 328178430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 31379, 62758, 94137, 156895, 188274, 282411, 313790, 470685, 564822, 941370, 1412055, 2227909, 2824110, 4455818, 6683727, 11139545, 13367454, 20051181, 22279090, 33418635, 40102362, 66837270, 100255905, 200511810]

約数ペア:

[(1, 200511810), (2, 100255905), (3, 66837270), (5, 40102362), (6, 33418635), (9, 22279090), (10, 20051181), (15, 13367454), (18, 11139545), (30, 6683727), (45, 4455818), (71, 2824110), (90, 2227909), (142, 1412055), (213, 941370), (355, 564822), (426, 470685), (639, 313790), (710, 282411), (1065, 188274), (1278, 156895), (2130, 94137), (3195, 62758), (6390, 31379)]