445845316

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 940123800

約数和(自身を除く): 494278484

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 109, 164, 196, 218, 287, 436, 509, 574, 763, 1018, 1148, 1526, 2009, 2036, 3052, 3563, 4018, 4469, 5341, 7126, 8036, 8938, 10682, 14252, 17876, 20869, 21364, 24941, 31283, 41738, 49882, 55481, 62566, 83476, 99764, 110962, 125132, 146083, 218981, 221924, 292166, 388367, 437962, 584332, 776734, 875924, 1022581, 1553468, 2045162, 2274721, 2718569, 4090324, 4549442, 5437138, 9098884, 10874276, 15923047, 31846094, 63692188, 111461329, 222922658, 445845316]

約数ペア:

[(1, 445845316), (2, 222922658), (4, 111461329), (7, 63692188), (14, 31846094), (28, 15923047), (41, 10874276), (49, 9098884), (82, 5437138), (98, 4549442), (109, 4090324), (164, 2718569), (196, 2274721), (218, 2045162), (287, 1553468), (436, 1022581), (509, 875924), (574, 776734), (763, 584332), (1018, 437962), (1148, 388367), (1526, 292166), (2009, 221924), (2036, 218981), (3052, 146083), (3563, 125132), (4018, 110962), (4469, 99764), (5341, 83476), (7126, 62566), (8036, 55481), (8938, 49882), (10682, 41738), (14252, 31283), (17876, 24941), (20869, 21364)]