205014992

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1013}}^1$

素因数の和:1180

約数の個数: 80

約数和(自身を含む): 492885120

約数和(自身を除く): 287870128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 139, 182, 208, 278, 364, 556, 728, 973, 1013, 1112, 1456, 1807, 1946, 2026, 2224, 3614, 3892, 4052, 7091, 7228, 7784, 8104, 12649, 13169, 14182, 14456, 15568, 16208, 25298, 26338, 28364, 28912, 50596, 52676, 56728, 92183, 101192, 105352, 113456, 140807, 184366, 202384, 210704, 281614, 368732, 563228, 737464, 985649, 1126456, 1474928, 1830491, 1971298, 2252912, 3660982, 3942596, 7321964, 7885192, 12813437, 14643928, 15770384, 25626874, 29287856, 51253748, 102507496, 205014992]

約数ペア:

[(1, 205014992), (2, 102507496), (4, 51253748), (7, 29287856), (8, 25626874), (13, 15770384), (14, 14643928), (16, 12813437), (26, 7885192), (28, 7321964), (52, 3942596), (56, 3660982), (91, 2252912), (104, 1971298), (112, 1830491), (139, 1474928), (182, 1126456), (208, 985649), (278, 737464), (364, 563228), (556, 368732), (728, 281614), (973, 210704), (1013, 202384), (1112, 184366), (1456, 140807), (1807, 113456), (1946, 105352), (2026, 101192), (2224, 92183), (3614, 56728), (3892, 52676), (4052, 50596), (7091, 28912), (7228, 28364), (7784, 26338), (8104, 25298), (12649, 16208), (13169, 15568), (14182, 14456)]