20179946475

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{135277}}^1$

素因数の和:135326

約数の個数: 96

約数和(自身を含む): 42271669440

約数和(自身を除く): 22091722965

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 27, 39, 45, 51, 65, 75, 85, 117, 135, 153, 195, 221, 225, 255, 325, 351, 425, 459, 585, 663, 675, 765, 975, 1105, 1275, 1755, 1989, 2295, 2925, 3315, 3825, 5525, 5967, 8775, 9945, 11475, 16575, 29835, 49725, 135277, 149175, 405831, 676385, 1217493, 1758601, 2029155, 2299709, 3381925, 3652479, 5275803, 6087465, 6899127, 8793005, 10145775, 11498545, 15827409, 18262395, 20697381, 26379015, 29896217, 30437325, 34495635, 43965025, 47482227, 57492725, 62092143, 79137045, 89688651, 91311975, 103486905, 131895075, 149481085, 172478175, 237411135, 269065953, 310460715, 395685225, 448443255, 517434525, 747405425, 807197859, 1187055675, 1345329765, 1552303575, 2242216275, 4035989295, 6726648825, 20179946475]

約数ペア:

[(1, 20179946475), (3, 6726648825), (5, 4035989295), (9, 2242216275), (13, 1552303575), (15, 1345329765), (17, 1187055675), (25, 807197859), (27, 747405425), (39, 517434525), (45, 448443255), (51, 395685225), (65, 310460715), (75, 269065953), (85, 237411135), (117, 172478175), (135, 149481085), (153, 131895075), (195, 103486905), (221, 91311975), (225, 89688651), (255, 79137045), (325, 62092143), (351, 57492725), (425, 47482227), (459, 43965025), (585, 34495635), (663, 30437325), (675, 29896217), (765, 26379015), (975, 20697381), (1105, 18262395), (1275, 15827409), (1755, 11498545), (1989, 10145775), (2295, 8793005), (2925, 6899127), (3315, 6087465), (3825, 5275803), (5525, 3652479), (5967, 3381925), (8775, 2299709), (9945, 2029155), (11475, 1758601), (16575, 1217493), (29835, 676385), (49725, 405831), (135277, 149175)]