90120745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{523}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 127822464

約数和(自身を除く): 37701719

約数列:

[1, 5, 11, 13, 55, 65, 143, 241, 523, 715, 1205, 2615, 2651, 3133, 5753, 6799, 13255, 15665, 28765, 33995, 34463, 74789, 126043, 172315, 373945, 630215, 1386473, 1638559, 6932365, 8192795, 18024149, 90120745]

約数ペア:

[(1, 90120745), (5, 18024149), (11, 8192795), (13, 6932365), (55, 1638559), (65, 1386473), (143, 630215), (241, 373945), (523, 172315), (715, 126043), (1205, 74789), (2615, 34463), (2651, 33995), (3133, 28765), (5753, 15665), (6799, 13255)]