81136055

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 139138560

約数和(自身を除く): 58002505

約数列:

[1, 5, 7, 11, 13, 29, 35, 43, 55, 65, 77, 91, 143, 145, 169, 203, 215, 301, 319, 377, 385, 455, 473, 559, 715, 845, 1001, 1015, 1183, 1247, 1505, 1595, 1859, 1885, 2233, 2365, 2639, 2795, 3311, 3913, 4147, 4901, 5005, 5915, 6149, 6235, 7267, 8729, 9295, 11165, 13013, 13195, 13717, 16211, 16555, 19565, 20735, 24505, 29029, 30745, 34307, 36335, 43043, 43645, 50869, 53911, 65065, 68585, 79937, 81055, 96019, 113477, 145145, 171535, 178321, 210743, 215215, 254345, 269555, 377377, 399685, 480095, 559559, 567385, 891605, 1053715, 1248247, 1475201, 1886885, 2318173, 2797795, 6241235, 7376005, 11590865, 16227211, 81136055]

約数ペア:

[(1, 81136055), (5, 16227211), (7, 11590865), (11, 7376005), (13, 6241235), (29, 2797795), (35, 2318173), (43, 1886885), (55, 1475201), (65, 1248247), (77, 1053715), (91, 891605), (143, 567385), (145, 559559), (169, 480095), (203, 399685), (215, 377377), (301, 269555), (319, 254345), (377, 215215), (385, 210743), (455, 178321), (473, 171535), (559, 145145), (715, 113477), (845, 96019), (1001, 81055), (1015, 79937), (1183, 68585), (1247, 65065), (1505, 53911), (1595, 50869), (1859, 43645), (1885, 43043), (2233, 36335), (2365, 34307), (2639, 30745), (2795, 29029), (3311, 24505), (3913, 20735), (4147, 19565), (4901, 16555), (5005, 16211), (5915, 13717), (6149, 13195), (6235, 13013), (7267, 11165), (8729, 9295)]