79344520

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15619}}^1$

素因数の和:15757

約数の個数: 32

約数和(自身を含む): 179942400

約数和(自身を除く): 100597880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 15619, 31238, 62476, 78095, 124952, 156190, 312380, 624760, 1983613, 3967226, 7934452, 9918065, 15868904, 19836130, 39672260, 79344520]

約数ペア:

[(1, 79344520), (2, 39672260), (4, 19836130), (5, 15868904), (8, 9918065), (10, 7934452), (20, 3967226), (40, 1983613), (127, 624760), (254, 312380), (508, 156190), (635, 124952), (1016, 78095), (1270, 62476), (2540, 31238), (5080, 15619)]