61945072

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 144990720

約数和(自身を除く): 83045648

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 139, 161, 173, 184, 278, 322, 346, 368, 556, 644, 692, 973, 1112, 1211, 1288, 1384, 1946, 2224, 2422, 2576, 2768, 3197, 3892, 3979, 4844, 6394, 7784, 7958, 9688, 12788, 15568, 15916, 19376, 22379, 24047, 25576, 27853, 31832, 44758, 48094, 51152, 55706, 63664, 89516, 96188, 111412, 168329, 179032, 192376, 222824, 336658, 358064, 384752, 445648, 553081, 673316, 1106162, 1346632, 2212324, 2693264, 3871567, 4424648, 7743134, 8849296, 15486268, 30972536, 61945072]

約数ペア:

[(1, 61945072), (2, 30972536), (4, 15486268), (7, 8849296), (8, 7743134), (14, 4424648), (16, 3871567), (23, 2693264), (28, 2212324), (46, 1346632), (56, 1106162), (92, 673316), (112, 553081), (139, 445648), (161, 384752), (173, 358064), (184, 336658), (278, 222824), (322, 192376), (346, 179032), (368, 168329), (556, 111412), (644, 96188), (692, 89516), (973, 63664), (1112, 55706), (1211, 51152), (1288, 48094), (1384, 44758), (1946, 31832), (2224, 27853), (2422, 25576), (2576, 24047), (2768, 22379), (3197, 19376), (3892, 15916), (3979, 15568), (4844, 12788), (6394, 9688), (7784, 7958)]