90197228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 179988480

約数和(自身を除く): 89791252

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 89, 124, 178, 341, 356, 682, 743, 979, 1364, 1486, 1958, 2759, 2972, 3916, 5518, 8173, 11036, 16346, 23033, 30349, 32692, 46066, 60698, 66127, 92132, 121396, 132254, 253363, 264508, 506726, 727397, 1013452, 1454794, 2049937, 2909588, 4099874, 8199748, 22549307, 45098614, 90197228]

約数ペア:

[(1, 90197228), (2, 45098614), (4, 22549307), (11, 8199748), (22, 4099874), (31, 2909588), (44, 2049937), (62, 1454794), (89, 1013452), (124, 727397), (178, 506726), (341, 264508), (356, 253363), (682, 132254), (743, 121396), (979, 92132), (1364, 66127), (1486, 60698), (1958, 46066), (2759, 32692), (2972, 30349), (3916, 23033), (5518, 16346), (8173, 11036)]