53303960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^2$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 122517360

約数和(自身を除く): 69213400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 137, 142, 274, 284, 355, 548, 568, 685, 710, 1096, 1370, 1420, 2740, 2840, 5480, 9727, 18769, 19454, 37538, 38908, 48635, 75076, 77816, 93845, 97270, 150152, 187690, 194540, 375380, 389080, 750760, 1332599, 2665198, 5330396, 6662995, 10660792, 13325990, 26651980, 53303960]

約数ペア:

[(1, 53303960), (2, 26651980), (4, 13325990), (5, 10660792), (8, 6662995), (10, 5330396), (20, 2665198), (40, 1332599), (71, 750760), (137, 389080), (142, 375380), (274, 194540), (284, 187690), (355, 150152), (548, 97270), (568, 93845), (685, 77816), (710, 75076), (1096, 48635), (1370, 38908), (1420, 37538), (2740, 19454), (2840, 18769), (5480, 9727)]