12985053075

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 25002971136

約数和(自身を除く): 12017918061

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 47, 69, 75, 115, 141, 197, 207, 225, 235, 271, 345, 423, 575, 591, 705, 813, 985, 1035, 1081, 1175, 1355, 1725, 1773, 2115, 2439, 2955, 3243, 3525, 4065, 4531, 4925, 5175, 5405, 6233, 6775, 8865, 9259, 9729, 10575, 12195, 12737, 13593, 14775, 16215, 18699, 20325, 22655, 27025, 27777, 31165, 38211, 40779, 44325, 46295, 48645, 53387, 56097, 60975, 63685, 67965, 81075, 83331, 93495, 113275, 114633, 138885, 155825, 160161, 191055, 203895, 212957, 231475, 243225, 266935, 280485, 292951, 318425, 339825, 416655, 467475, 480483, 573165, 638871, 694425, 800805, 878853, 955275, 1019475, 1064785, 1227901, 1334675, 1402425, 1464755, 1916613, 2083275, 2402415, 2509189, 2636559, 2865825, 3194355, 3683703, 4004025, 4394265, 5323925, 6139505, 7323775, 7527567, 9583065, 11051109, 12012075, 12545945, 13182795, 15971775, 18418515, 21971325, 22582701, 30697525, 37637835, 47915325, 55255545, 57711347, 62729725, 65913975, 92092575, 112913505, 173134041, 188189175, 276277725, 288556735, 519402123, 564567525, 865670205, 1442783675, 2597010615, 4328351025, 12985053075]

約数ペア:

[(1, 12985053075), (3, 4328351025), (5, 2597010615), (9, 1442783675), (15, 865670205), (23, 564567525), (25, 519402123), (45, 288556735), (47, 276277725), (69, 188189175), (75, 173134041), (115, 112913505), (141, 92092575), (197, 65913975), (207, 62729725), (225, 57711347), (235, 55255545), (271, 47915325), (345, 37637835), (423, 30697525), (575, 22582701), (591, 21971325), (705, 18418515), (813, 15971775), (985, 13182795), (1035, 12545945), (1081, 12012075), (1175, 11051109), (1355, 9583065), (1725, 7527567), (1773, 7323775), (2115, 6139505), (2439, 5323925), (2955, 4394265), (3243, 4004025), (3525, 3683703), (4065, 3194355), (4531, 2865825), (4925, 2636559), (5175, 2509189), (5405, 2402415), (6233, 2083275), (6775, 1916613), (8865, 1464755), (9259, 1402425), (9729, 1334675), (10575, 1227901), (12195, 1064785), (12737, 1019475), (13593, 955275), (14775, 878853), (16215, 800805), (18699, 694425), (20325, 638871), (22655, 573165), (27025, 480483), (27777, 467475), (31165, 416655), (38211, 339825), (40779, 318425), (44325, 292951), (46295, 280485), (48645, 266935), (53387, 243225), (56097, 231475), (60975, 212957), (63685, 203895), (67965, 191055), (81075, 160161), (83331, 155825), (93495, 138885), (113275, 114633)]