72277156

素因数分解:

$2^2\times 7^2\times {\mathrm{499}}^1\times {\mathrm{739}}^1$

素因数の和:1256

約数の個数: 36

約数和(自身を含む): 147630000

約数和(自身を除く): 75352844

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 499, 739, 998, 1478, 1996, 2956, 3493, 5173, 6986, 10346, 13972, 20692, 24451, 36211, 48902, 72422, 97804, 144844, 368761, 737522, 1475044, 2581327, 5162654, 10325308, 18069289, 36138578, 72277156]

約数ペア:

[(1, 72277156), (2, 36138578), (4, 18069289), (7, 10325308), (14, 5162654), (28, 2581327), (49, 1475044), (98, 737522), (196, 368761), (499, 144844), (739, 97804), (998, 72422), (1478, 48902), (1996, 36211), (2956, 24451), (3493, 20692), (5173, 13972), (6986, 10346)]