16421250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:205

約数の個数: 80

約数和(自身を含む): 42736320

約数和(自身を除く): 26315070

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 125, 145, 150, 151, 174, 250, 290, 302, 375, 435, 453, 625, 725, 750, 755, 870, 906, 1250, 1450, 1510, 1875, 2175, 2265, 3625, 3750, 3775, 4350, 4379, 4530, 7250, 7550, 8758, 10875, 11325, 13137, 18125, 18875, 21750, 21895, 22650, 26274, 36250, 37750, 43790, 54375, 56625, 65685, 94375, 108750, 109475, 113250, 131370, 188750, 218950, 283125, 328425, 547375, 566250, 656850, 1094750, 1642125, 2736875, 3284250, 5473750, 8210625, 16421250]

約数ペア:

[(1, 16421250), (2, 8210625), (3, 5473750), (5, 3284250), (6, 2736875), (10, 1642125), (15, 1094750), (25, 656850), (29, 566250), (30, 547375), (50, 328425), (58, 283125), (75, 218950), (87, 188750), (125, 131370), (145, 113250), (150, 109475), (151, 108750), (174, 94375), (250, 65685), (290, 56625), (302, 54375), (375, 43790), (435, 37750), (453, 36250), (625, 26274), (725, 22650), (750, 21895), (755, 21750), (870, 18875), (906, 18125), (1250, 13137), (1450, 11325), (1510, 10875), (1875, 8758), (2175, 7550), (2265, 7250), (3625, 4530), (3750, 4379), (3775, 4350)]