54737500

素因数分解:

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

素因数の和:209

約数の個数: 72

約数和(自身を含む): 124679520

約数和(自身を除く): 69942020

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 151, 250, 290, 302, 500, 580, 604, 625, 725, 755, 1250, 1450, 1510, 2500, 2900, 3020, 3125, 3625, 3775, 4379, 6250, 7250, 7550, 8758, 12500, 14500, 15100, 17516, 18125, 18875, 21895, 36250, 37750, 43790, 72500, 75500, 87580, 90625, 94375, 109475, 181250, 188750, 218950, 362500, 377500, 437900, 471875, 547375, 943750, 1094750, 1887500, 2189500, 2736875, 5473750, 10947500, 13684375, 27368750, 54737500]

約数ペア:

[(1, 54737500), (2, 27368750), (4, 13684375), (5, 10947500), (10, 5473750), (20, 2736875), (25, 2189500), (29, 1887500), (50, 1094750), (58, 943750), (100, 547375), (116, 471875), (125, 437900), (145, 377500), (151, 362500), (250, 218950), (290, 188750), (302, 181250), (500, 109475), (580, 94375), (604, 90625), (625, 87580), (725, 75500), (755, 72500), (1250, 43790), (1450, 37750), (1510, 36250), (2500, 21895), (2900, 18875), (3020, 18125), (3125, 17516), (3625, 15100), (3775, 14500), (4379, 12500), (6250, 8758), (7250, 7550)]