79997688

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15649}}^1$

素因数の和:15732

約数の個数: 48

約数和(自身を含む): 219726000

約数和(自身を除く): 139728312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 15649, 31298, 46947, 62596, 93894, 125192, 140841, 187788, 281682, 375576, 563364, 1111079, 1126728, 2222158, 3333237, 4444316, 6666474, 8888632, 9999711, 13332948, 19999422, 26665896, 39998844, 79997688]

約数ペア:

[(1, 79997688), (2, 39998844), (3, 26665896), (4, 19999422), (6, 13332948), (8, 9999711), (9, 8888632), (12, 6666474), (18, 4444316), (24, 3333237), (36, 2222158), (71, 1126728), (72, 1111079), (142, 563364), (213, 375576), (284, 281682), (426, 187788), (568, 140841), (639, 125192), (852, 93894), (1278, 62596), (1704, 46947), (2556, 31298), (5112, 15649)]