128704510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{19181}}^1$

素因数の和:19260

約数の個数: 32

約数和(自身を含む): 256885344

約数和(自身を除く): 128180834

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 6710, 19181, 38362, 95905, 191810, 210991, 421982, 1054955, 1170041, 2109910, 2340082, 5850205, 11700410, 12870451, 25740902, 64352255, 128704510]

約数ペア:

[(1, 128704510), (2, 64352255), (5, 25740902), (10, 12870451), (11, 11700410), (22, 5850205), (55, 2340082), (61, 2109910), (110, 1170041), (122, 1054955), (305, 421982), (610, 210991), (671, 191810), (1342, 95905), (3355, 38362), (6710, 19181)]