625260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 1856736

約数和(自身を除く): 1231476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 613, 1020, 1226, 1839, 2452, 3065, 3678, 6130, 7356, 9195, 10421, 12260, 18390, 20842, 31263, 36780, 41684, 52105, 62526, 104210, 125052, 156315, 208420, 312630, 625260]

約数ペア:

[(1, 625260), (2, 312630), (3, 208420), (4, 156315), (5, 125052), (6, 104210), (10, 62526), (12, 52105), (15, 41684), (17, 36780), (20, 31263), (30, 20842), (34, 18390), (51, 12260), (60, 10421), (68, 9195), (85, 7356), (102, 6130), (170, 3678), (204, 3065), (255, 2452), (340, 1839), (510, 1226), (613, 1020)]