25338420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{15641}}^1$

素因数の和:15662

約数の個数: 60

約数和(自身を含む): 79492644

約数和(自身を除く): 54154224

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 15641, 31282, 46923, 62564, 78205, 93846, 140769, 156410, 187692, 234615, 281538, 312820, 422307, 469230, 563076, 703845, 844614, 938460, 1266921, 1407690, 1689228, 2111535, 2533842, 2815380, 4223070, 5067684, 6334605, 8446140, 12669210, 25338420]

約数ペア:

[(1, 25338420), (2, 12669210), (3, 8446140), (4, 6334605), (5, 5067684), (6, 4223070), (9, 2815380), (10, 2533842), (12, 2111535), (15, 1689228), (18, 1407690), (20, 1266921), (27, 938460), (30, 844614), (36, 703845), (45, 563076), (54, 469230), (60, 422307), (81, 312820), (90, 281538), (108, 234615), (135, 187692), (162, 156410), (180, 140769), (270, 93846), (324, 78205), (405, 62564), (540, 46923), (810, 31282), (1620, 15641)]