84375560

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 194497200

約数和(自身を除く): 110121640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 137, 173, 178, 274, 346, 356, 445, 548, 685, 692, 712, 865, 890, 1096, 1370, 1384, 1730, 1780, 2740, 3460, 3560, 5480, 6920, 12193, 15397, 23701, 24386, 30794, 47402, 48772, 60965, 61588, 76985, 94804, 97544, 118505, 121930, 123176, 153970, 189608, 237010, 243860, 307940, 474020, 487720, 615880, 948040, 2109389, 4218778, 8437556, 10546945, 16875112, 21093890, 42187780, 84375560]

約数ペア:

[(1, 84375560), (2, 42187780), (4, 21093890), (5, 16875112), (8, 10546945), (10, 8437556), (20, 4218778), (40, 2109389), (89, 948040), (137, 615880), (173, 487720), (178, 474020), (274, 307940), (346, 243860), (356, 237010), (445, 189608), (548, 153970), (685, 123176), (692, 121930), (712, 118505), (865, 97544), (890, 94804), (1096, 76985), (1370, 61588), (1384, 60965), (1730, 48772), (1780, 47402), (2740, 30794), (3460, 24386), (3560, 23701), (5480, 15397), (6920, 12193)]