80195295

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 144691200

約数和(自身を除く): 64495905

約数列:

[1, 3, 5, 15, 19, 29, 31, 57, 87, 93, 95, 145, 155, 285, 313, 435, 465, 551, 589, 899, 939, 1565, 1653, 1767, 2697, 2755, 2945, 4495, 4695, 5947, 8265, 8835, 9077, 9703, 13485, 17081, 17841, 27231, 29109, 29735, 45385, 48515, 51243, 85405, 89205, 136155, 145545, 172463, 184357, 256215, 281387, 517389, 553071, 844161, 862315, 921785, 1406935, 2586945, 2765355, 4220805, 5346353, 16039059, 26731765, 80195295]

約数ペア:

[(1, 80195295), (3, 26731765), (5, 16039059), (15, 5346353), (19, 4220805), (29, 2765355), (31, 2586945), (57, 1406935), (87, 921785), (93, 862315), (95, 844161), (145, 553071), (155, 517389), (285, 281387), (313, 256215), (435, 184357), (465, 172463), (551, 145545), (589, 136155), (899, 89205), (939, 85405), (1565, 51243), (1653, 48515), (1767, 45385), (2697, 29735), (2755, 29109), (2945, 27231), (4495, 17841), (4695, 17081), (5947, 13485), (8265, 9703), (8835, 9077)]