78439396

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 168116256

約数和(自身を除く): 89676860

約数列:

[1, 2, 4, 7, 14, 28, 41, 43, 49, 82, 86, 98, 164, 172, 196, 227, 287, 301, 454, 574, 602, 908, 1148, 1204, 1589, 1763, 2009, 2107, 3178, 3526, 4018, 4214, 6356, 7052, 8036, 8428, 9307, 9761, 11123, 12341, 18614, 19522, 22246, 24682, 37228, 39044, 44492, 49364, 65149, 68327, 86387, 130298, 136654, 172774, 260596, 273308, 345548, 400201, 456043, 478289, 800402, 912086, 956578, 1600804, 1824172, 1913156, 2801407, 5602814, 11205628, 19609849, 39219698, 78439396]

約数ペア:

[(1, 78439396), (2, 39219698), (4, 19609849), (7, 11205628), (14, 5602814), (28, 2801407), (41, 1913156), (43, 1824172), (49, 1600804), (82, 956578), (86, 912086), (98, 800402), (164, 478289), (172, 456043), (196, 400201), (227, 345548), (287, 273308), (301, 260596), (454, 172774), (574, 136654), (602, 130298), (908, 86387), (1148, 68327), (1204, 65149), (1589, 49364), (1763, 44492), (2009, 39044), (2107, 37228), (3178, 24682), (3526, 22246), (4018, 19522), (4214, 18614), (6356, 12341), (7052, 11123), (8036, 9761), (8428, 9307)]