51351990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{8689}}^1$

素因数の和:8896

約数の個数: 32

約数和(自身を含む): 123884640

約数和(自身を除く): 72532650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 197, 394, 591, 985, 1182, 1970, 2955, 5910, 8689, 17378, 26067, 43445, 52134, 86890, 130335, 260670, 1711733, 3423466, 5135199, 8558665, 10270398, 17117330, 25675995, 51351990]

約数ペア:

[(1, 51351990), (2, 25675995), (3, 17117330), (5, 10270398), (6, 8558665), (10, 5135199), (15, 3423466), (30, 1711733), (197, 260670), (394, 130335), (591, 86890), (985, 52134), (1182, 43445), (1970, 26067), (2955, 17378), (5910, 8689)]