78120845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 105114240

約数和(自身を除く): 26993395

約数列:

[1, 5, 11, 55, 83, 109, 157, 415, 545, 785, 913, 1199, 1727, 4565, 5995, 8635, 9047, 13031, 17113, 45235, 65155, 85565, 99517, 143341, 188243, 497585, 716705, 941215, 1420379, 7101895, 15624169, 78120845]

約数ペア:

[(1, 78120845), (5, 15624169), (11, 7101895), (55, 1420379), (83, 941215), (109, 716705), (157, 497585), (415, 188243), (545, 143341), (785, 99517), (913, 85565), (1199, 65155), (1727, 45235), (4565, 17113), (5995, 13031), (8635, 9047)]