218301444725

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{2797}}^1$

素因数の和:2889

約数の個数: 144

約数和(自身を含む): 353006312400

約数和(自身を除く): 134704867675

約数列:

[1, 5, 7, 13, 25, 29, 35, 49, 65, 91, 145, 169, 175, 203, 245, 325, 377, 455, 637, 725, 845, 1015, 1183, 1225, 1421, 1885, 2197, 2275, 2639, 2797, 3185, 4225, 4901, 5075, 5915, 7105, 8281, 9425, 10985, 13195, 13985, 15379, 15925, 18473, 19579, 24505, 29575, 34307, 35525, 36361, 41405, 54925, 63713, 65975, 69925, 76895, 81113, 92365, 97895, 107653, 122525, 137053, 171535, 181805, 207025, 240149, 254527, 318565, 384475, 405565, 445991, 461825, 472693, 489475, 538265, 567791, 685265, 857675, 909025, 1054469, 1200745, 1272635, 1592825, 1781689, 2027825, 2229955, 2363465, 2691325, 2838955, 3121937, 3308851, 3426325, 3974537, 5272345, 6003725, 6145009, 6363175, 7381283, 8908445, 11149775, 11817325, 13708097, 14194775, 15609685, 16544255, 19872685, 23161957, 26361725, 30725045, 36906415, 43015063, 44542225, 51668981, 68540485, 78048425, 82721275, 95956679, 99363425, 115809785, 153625225, 178205261, 184532075, 215075315, 258344905, 301105441, 342702425, 479783395, 579048925, 671696753, 891026305, 1075376575, 1247436827, 1291724525, 1505527205, 2398916975, 3358483765, 4455131525, 6237184135, 7527636025, 8732057789, 16792418825, 31185920675, 43660288945, 218301444725]

約数ペア:

[(1, 218301444725), (5, 43660288945), (7, 31185920675), (13, 16792418825), (25, 8732057789), (29, 7527636025), (35, 6237184135), (49, 4455131525), (65, 3358483765), (91, 2398916975), (145, 1505527205), (169, 1291724525), (175, 1247436827), (203, 1075376575), (245, 891026305), (325, 671696753), (377, 579048925), (455, 479783395), (637, 342702425), (725, 301105441), (845, 258344905), (1015, 215075315), (1183, 184532075), (1225, 178205261), (1421, 153625225), (1885, 115809785), (2197, 99363425), (2275, 95956679), (2639, 82721275), (2797, 78048425), (3185, 68540485), (4225, 51668981), (4901, 44542225), (5075, 43015063), (5915, 36906415), (7105, 30725045), (8281, 26361725), (9425, 23161957), (10985, 19872685), (13195, 16544255), (13985, 15609685), (15379, 14194775), (15925, 13708097), (18473, 11817325), (19579, 11149775), (24505, 8908445), (29575, 7381283), (34307, 6363175), (35525, 6145009), (36361, 6003725), (41405, 5272345), (54925, 3974537), (63713, 3426325), (65975, 3308851), (69925, 3121937), (76895, 2838955), (81113, 2691325), (92365, 2363465), (97895, 2229955), (107653, 2027825), (122525, 1781689), (137053, 1592825), (171535, 1272635), (181805, 1200745), (207025, 1054469), (240149, 909025), (254527, 857675), (318565, 685265), (384475, 567791), (405565, 538265), (445991, 489475), (461825, 472693)]