81007336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{6421}}^1$

素因数の和:6529

約数の個数: 32

約数和(自身を含む): 161834400

約数和(自身を除く): 80827064

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 3154, 6308, 6421, 12616, 12842, 25684, 51368, 121999, 243998, 487996, 532943, 975992, 1065886, 2131772, 4263544, 10125917, 20251834, 40503668, 81007336]

約数ペア:

[(1, 81007336), (2, 40503668), (4, 20251834), (8, 10125917), (19, 4263544), (38, 2131772), (76, 1065886), (83, 975992), (152, 532943), (166, 487996), (332, 243998), (664, 121999), (1577, 51368), (3154, 25684), (6308, 12842), (6421, 12616)]