82175480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 191872800

約数和(自身を除く): 109697320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 89, 164, 178, 205, 328, 356, 410, 445, 563, 712, 820, 890, 1126, 1640, 1780, 2252, 2815, 3560, 3649, 4504, 5630, 7298, 11260, 14596, 18245, 22520, 23083, 29192, 36490, 46166, 50107, 72980, 92332, 100214, 115415, 145960, 184664, 200428, 230830, 250535, 400856, 461660, 501070, 923320, 1002140, 2004280, 2054387, 4108774, 8217548, 10271935, 16435096, 20543870, 41087740, 82175480]

約数ペア:

[(1, 82175480), (2, 41087740), (4, 20543870), (5, 16435096), (8, 10271935), (10, 8217548), (20, 4108774), (40, 2054387), (41, 2004280), (82, 1002140), (89, 923320), (164, 501070), (178, 461660), (205, 400856), (328, 250535), (356, 230830), (410, 200428), (445, 184664), (563, 145960), (712, 115415), (820, 100214), (890, 92332), (1126, 72980), (1640, 50107), (1780, 46166), (2252, 36490), (2815, 29192), (3560, 23083), (3649, 22520), (4504, 18245), (5630, 14596), (7298, 11260)]