156976144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17551}}^1$

素因数の和:17615

約数の個数: 40

約数和(自身を含む): 335172992

約数和(自身を除く): 178196848

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 17551, 35102, 70204, 140408, 228163, 280816, 456326, 754693, 912652, 1509386, 1825304, 3018772, 3650608, 6037544, 9811009, 12075088, 19622018, 39244036, 78488072, 156976144]

約数ペア:

[(1, 156976144), (2, 78488072), (4, 39244036), (8, 19622018), (13, 12075088), (16, 9811009), (26, 6037544), (43, 3650608), (52, 3018772), (86, 1825304), (104, 1509386), (172, 912652), (208, 754693), (344, 456326), (559, 280816), (688, 228163), (1118, 140408), (2236, 70204), (4472, 35102), (8944, 17551)]