91025900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1193}}^1$

素因数の和:1323

約数の個数: 72

約数和(自身を含む): 228006240

約数和(自身を除く): 136980340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 140, 175, 218, 350, 436, 545, 700, 763, 1090, 1193, 1526, 2180, 2386, 2725, 3052, 3815, 4772, 5450, 5965, 7630, 8351, 10900, 11930, 15260, 16702, 19075, 23860, 29825, 33404, 38150, 41755, 59650, 76300, 83510, 119300, 130037, 167020, 208775, 260074, 417550, 520148, 650185, 835100, 910259, 1300370, 1820518, 2600740, 3250925, 3641036, 4551295, 6501850, 9102590, 13003700, 18205180, 22756475, 45512950, 91025900]

約数ペア:

[(1, 91025900), (2, 45512950), (4, 22756475), (5, 18205180), (7, 13003700), (10, 9102590), (14, 6501850), (20, 4551295), (25, 3641036), (28, 3250925), (35, 2600740), (50, 1820518), (70, 1300370), (100, 910259), (109, 835100), (140, 650185), (175, 520148), (218, 417550), (350, 260074), (436, 208775), (545, 167020), (700, 130037), (763, 119300), (1090, 83510), (1193, 76300), (1526, 59650), (2180, 41755), (2386, 38150), (2725, 33404), (3052, 29825), (3815, 23860), (4772, 19075), (5450, 16702), (5965, 15260), (7630, 11930), (8351, 10900)]