223812875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 345945600

約数和(自身を除く): 122132725

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 95, 125, 143, 209, 247, 275, 325, 475, 659, 715, 1045, 1235, 1375, 1625, 2375, 2717, 3295, 3575, 5225, 6175, 7249, 8567, 12521, 13585, 16475, 17875, 26125, 30875, 36245, 42835, 62605, 67925, 82375, 94237, 137731, 162773, 181225, 214175, 313025, 339625, 471185, 688655, 813865, 906125, 1070875, 1565125, 1790503, 2355925, 3443275, 4069325, 8952515, 11779625, 17216375, 20346625, 44762575, 223812875]

約数ペア:

[(1, 223812875), (5, 44762575), (11, 20346625), (13, 17216375), (19, 11779625), (25, 8952515), (55, 4069325), (65, 3443275), (95, 2355925), (125, 1790503), (143, 1565125), (209, 1070875), (247, 906125), (275, 813865), (325, 688655), (475, 471185), (659, 339625), (715, 313025), (1045, 214175), (1235, 181225), (1375, 162773), (1625, 137731), (2375, 94237), (2717, 82375), (3295, 67925), (3575, 62605), (5225, 42835), (6175, 36245), (7249, 30875), (8567, 26125), (12521, 17875), (13585, 16475)]