84756225

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 147115584

約数和(自身を除く): 62359359

約数列:

[1, 3, 5, 15, 25, 41, 43, 75, 123, 129, 205, 215, 615, 641, 645, 1025, 1075, 1763, 1923, 3075, 3205, 3225, 5289, 8815, 9615, 16025, 26281, 26445, 27563, 44075, 48075, 78843, 82689, 131405, 132225, 137815, 394215, 413445, 657025, 689075, 1130083, 1971075, 2067225, 3390249, 5650415, 16951245, 28252075, 84756225]

約数ペア:

[(1, 84756225), (3, 28252075), (5, 16951245), (15, 5650415), (25, 3390249), (41, 2067225), (43, 1971075), (75, 1130083), (123, 689075), (129, 657025), (205, 413445), (215, 394215), (615, 137815), (641, 132225), (645, 131405), (1025, 82689), (1075, 78843), (1763, 48075), (1923, 44075), (3075, 27563), (3205, 26445), (3225, 26281), (5289, 16025), (8815, 9615)]