80516300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1431

約数の個数: 72

約数和(自身を含む): 189987840

約数和(自身を除く): 109471540

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 190, 310, 380, 475, 589, 620, 775, 950, 1178, 1367, 1550, 1900, 2356, 2734, 2945, 3100, 5468, 5890, 6835, 11780, 13670, 14725, 25973, 27340, 29450, 34175, 42377, 51946, 58900, 68350, 84754, 103892, 129865, 136700, 169508, 211885, 259730, 423770, 519460, 649325, 805163, 847540, 1059425, 1298650, 1610326, 2118850, 2597300, 3220652, 4025815, 4237700, 8051630, 16103260, 20129075, 40258150, 80516300]

約数ペア:

[(1, 80516300), (2, 40258150), (4, 20129075), (5, 16103260), (10, 8051630), (19, 4237700), (20, 4025815), (25, 3220652), (31, 2597300), (38, 2118850), (50, 1610326), (62, 1298650), (76, 1059425), (95, 847540), (100, 805163), (124, 649325), (155, 519460), (190, 423770), (310, 259730), (380, 211885), (475, 169508), (589, 136700), (620, 129865), (775, 103892), (950, 84754), (1178, 68350), (1367, 58900), (1550, 51946), (1900, 42377), (2356, 34175), (2734, 29450), (2945, 27340), (3100, 25973), (5468, 14725), (5890, 13670), (6835, 11780)]