2666511965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 3994045440

約数和(自身を除く): 1327533475

約数列:

[1, 5, 13, 17, 19, 31, 65, 85, 95, 155, 221, 241, 247, 289, 323, 403, 527, 589, 1105, 1205, 1235, 1445, 1615, 2015, 2635, 2945, 3133, 3757, 4097, 4199, 4579, 5491, 6851, 7471, 7657, 8959, 10013, 15665, 18785, 20485, 20995, 22895, 27455, 34255, 37355, 38285, 44795, 50065, 53261, 59527, 69649, 71383, 77843, 97123, 116467, 127007, 130169, 141949, 170221, 266305, 297635, 348245, 356915, 389215, 485615, 582335, 635035, 650845, 709745, 851105, 905437, 1011959, 1323331, 1651091, 1845337, 2159119, 2212873, 2413133, 4527185, 5059795, 6616655, 8255455, 9226685, 10795595, 11064365, 12065665, 17203303, 28068547, 31370729, 41023261, 86016515, 140342735, 156853645, 205116305, 533302393, 2666511965]

約数ペア:

[(1, 2666511965), (5, 533302393), (13, 205116305), (17, 156853645), (19, 140342735), (31, 86016515), (65, 41023261), (85, 31370729), (95, 28068547), (155, 17203303), (221, 12065665), (241, 11064365), (247, 10795595), (289, 9226685), (323, 8255455), (403, 6616655), (527, 5059795), (589, 4527185), (1105, 2413133), (1205, 2212873), (1235, 2159119), (1445, 1845337), (1615, 1651091), (2015, 1323331), (2635, 1011959), (2945, 905437), (3133, 851105), (3757, 709745), (4097, 650845), (4199, 635035), (4579, 582335), (5491, 485615), (6851, 389215), (7471, 356915), (7657, 348245), (8959, 297635), (10013, 266305), (15665, 170221), (18785, 141949), (20485, 130169), (20995, 127007), (22895, 116467), (27455, 97123), (34255, 77843), (37355, 71383), (38285, 69649), (44795, 59527), (50065, 53261)]