78214675

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 123992064

約数和(自身を除く): 45777389

約数列:

[1, 5, 7, 11, 25, 35, 41, 55, 77, 175, 205, 275, 287, 385, 451, 991, 1025, 1435, 1925, 2255, 3157, 4955, 6937, 7175, 10901, 11275, 15785, 24775, 34685, 40631, 54505, 76307, 78925, 173425, 203155, 272525, 284417, 381535, 446941, 1015775, 1422085, 1907675, 2234705, 3128587, 7110425, 11173525, 15642935, 78214675]

約数ペア:

[(1, 78214675), (5, 15642935), (7, 11173525), (11, 7110425), (25, 3128587), (35, 2234705), (41, 1907675), (55, 1422085), (77, 1015775), (175, 446941), (205, 381535), (275, 284417), (287, 272525), (385, 203155), (451, 173425), (991, 78925), (1025, 76307), (1435, 54505), (1925, 40631), (2255, 34685), (3157, 24775), (4955, 15785), (6937, 11275), (7175, 10901)]