15979666565

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{2797}}^1$

素因数の和:2934

約数の個数: 48

約数和(自身を含む): 21004809840

約数和(自身を除く): 5025143275

約数列:

[1, 5, 29, 31, 41, 145, 155, 205, 899, 961, 1189, 1271, 2797, 4495, 4805, 5945, 6355, 13985, 27869, 36859, 39401, 81113, 86707, 114677, 139345, 184295, 197005, 405565, 433535, 573385, 1142629, 2514503, 2687917, 3325633, 3554987, 5713145, 12572515, 13439585, 16628165, 17774935, 77949593, 103094623, 110204597, 389747965, 515473115, 551022985, 3195933313, 15979666565]

約数ペア:

[(1, 15979666565), (5, 3195933313), (29, 551022985), (31, 515473115), (41, 389747965), (145, 110204597), (155, 103094623), (205, 77949593), (899, 17774935), (961, 16628165), (1189, 13439585), (1271, 12572515), (2797, 5713145), (4495, 3554987), (4805, 3325633), (5945, 2687917), (6355, 2514503), (13985, 1142629), (27869, 573385), (36859, 433535), (39401, 405565), (81113, 197005), (86707, 184295), (114677, 139345)]