53206820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 120403584

約数和(自身を除く): 67196764

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 107, 115, 188, 214, 230, 235, 428, 460, 470, 529, 535, 940, 1058, 1070, 1081, 2116, 2140, 2162, 2461, 2645, 4324, 4922, 5029, 5290, 5405, 9844, 10058, 10580, 10810, 12305, 20116, 21620, 24610, 24863, 25145, 49220, 49726, 50290, 56603, 99452, 100580, 113206, 115667, 124315, 226412, 231334, 248630, 283015, 462668, 497260, 566030, 578335, 1132060, 1156670, 2313340, 2660341, 5320682, 10641364, 13301705, 26603410, 53206820]

約数ペア:

[(1, 53206820), (2, 26603410), (4, 13301705), (5, 10641364), (10, 5320682), (20, 2660341), (23, 2313340), (46, 1156670), (47, 1132060), (92, 578335), (94, 566030), (107, 497260), (115, 462668), (188, 283015), (214, 248630), (230, 231334), (235, 226412), (428, 124315), (460, 115667), (470, 113206), (529, 100580), (535, 99452), (940, 56603), (1058, 50290), (1070, 49726), (1081, 49220), (2116, 25145), (2140, 24863), (2162, 24610), (2461, 21620), (2645, 20116), (4324, 12305), (4922, 10810), (5029, 10580), (5290, 10058), (5405, 9844)]