290147375

素因数分解:

$5^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 425677824

約数和(自身を除く): 135530449

約数列:

[1, 5, 7, 25, 35, 49, 125, 127, 175, 245, 373, 635, 875, 889, 1225, 1865, 2611, 3175, 4445, 6125, 6223, 9325, 13055, 15875, 18277, 22225, 31115, 46625, 47371, 65275, 91385, 111125, 155575, 236855, 326375, 331597, 456925, 777875, 1184275, 1657985, 2284625, 2321179, 5921375, 8289925, 11605895, 41449625, 58029475, 290147375]

約数ペア:

[(1, 290147375), (5, 58029475), (7, 41449625), (25, 11605895), (35, 8289925), (49, 5921375), (125, 2321179), (127, 2284625), (175, 1657985), (245, 1184275), (373, 777875), (635, 456925), (875, 331597), (889, 326375), (1225, 236855), (1865, 155575), (2611, 111125), (3175, 91385), (4445, 65275), (6125, 47371), (6223, 46625), (9325, 31115), (13055, 22225), (15875, 18277)]