8908510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 19051200

約数和(自身を除く): 10142690

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 58, 65, 85, 130, 139, 145, 170, 221, 278, 290, 377, 442, 493, 695, 754, 986, 1105, 1390, 1807, 1885, 2210, 2363, 2465, 3614, 3770, 4031, 4726, 4930, 6409, 8062, 9035, 11815, 12818, 18070, 20155, 23630, 30719, 32045, 40310, 52403, 61438, 64090, 68527, 104806, 137054, 153595, 262015, 307190, 342635, 524030, 685270, 890851, 1781702, 4454255, 8908510]

約数ペア:

[(1, 8908510), (2, 4454255), (5, 1781702), (10, 890851), (13, 685270), (17, 524030), (26, 342635), (29, 307190), (34, 262015), (58, 153595), (65, 137054), (85, 104806), (130, 68527), (139, 64090), (145, 61438), (170, 52403), (221, 40310), (278, 32045), (290, 30719), (377, 23630), (442, 20155), (493, 18070), (695, 12818), (754, 11815), (986, 9035), (1105, 8062), (1390, 6409), (1807, 4930), (1885, 4726), (2210, 4031), (2363, 3770), (2465, 3614)]