428938850

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{1499}}^1$

素因数の和:1667

約数の個数: 48

約数和(自身を含む): 820260000

約数和(自身を除く): 391321150

約数列:

[1, 2, 5, 10, 25, 50, 59, 97, 118, 194, 295, 485, 590, 970, 1475, 1499, 2425, 2950, 2998, 4850, 5723, 7495, 11446, 14990, 28615, 37475, 57230, 74950, 88441, 143075, 145403, 176882, 286150, 290806, 442205, 727015, 884410, 1454030, 2211025, 3635075, 4422050, 7270150, 8578777, 17157554, 42893885, 85787770, 214469425, 428938850]

約数ペア:

[(1, 428938850), (2, 214469425), (5, 85787770), (10, 42893885), (25, 17157554), (50, 8578777), (59, 7270150), (97, 4422050), (118, 3635075), (194, 2211025), (295, 1454030), (485, 884410), (590, 727015), (970, 442205), (1475, 290806), (1499, 286150), (2425, 176882), (2950, 145403), (2998, 143075), (4850, 88441), (5723, 74950), (7495, 57230), (11446, 37475), (14990, 28615)]