25962740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1$

素因数の和:4064

約数の個数: 48

約数和(自身を含む): 60782400

約数和(自身を除く): 34819660

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 4019, 6460, 8038, 16076, 20095, 40190, 68323, 76361, 80380, 136646, 152722, 273292, 305444, 341615, 381805, 683230, 763610, 1298137, 1366460, 1527220, 2596274, 5192548, 6490685, 12981370, 25962740]

約数ペア:

[(1, 25962740), (2, 12981370), (4, 6490685), (5, 5192548), (10, 2596274), (17, 1527220), (19, 1366460), (20, 1298137), (34, 763610), (38, 683230), (68, 381805), (76, 341615), (85, 305444), (95, 273292), (170, 152722), (190, 136646), (323, 80380), (340, 76361), (380, 68323), (646, 40190), (1292, 20095), (1615, 16076), (3230, 8038), (4019, 6460)]