71315816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 175996800

約数和(自身を除く): 104680984

約数列:

[1, 2, 4, 8, 11, 13, 17, 19, 22, 26, 34, 38, 44, 52, 68, 76, 88, 104, 136, 143, 152, 187, 193, 209, 221, 247, 286, 323, 374, 386, 418, 442, 494, 572, 646, 748, 772, 836, 884, 988, 1144, 1292, 1496, 1544, 1672, 1768, 1976, 2123, 2431, 2509, 2584, 2717, 3281, 3553, 3667, 4199, 4246, 4862, 5018, 5434, 6562, 7106, 7334, 8398, 8492, 9724, 10036, 10868, 13124, 14212, 14668, 16796, 16984, 19448, 20072, 21736, 26248, 27599, 28424, 29336, 33592, 36091, 40337, 42653, 46189, 47671, 55198, 62339, 72182, 80674, 85306, 92378, 95342, 110396, 124678, 144364, 161348, 170612, 184756, 190684, 220792, 249356, 288728, 322696, 341224, 369512, 381368, 469183, 498712, 524381, 685729, 810407, 938366, 1048762, 1371458, 1620814, 1876732, 2097524, 2742916, 3241628, 3753464, 4195048, 5485832, 6483256, 8914477, 17828954, 35657908, 71315816]

約数ペア:

[(1, 71315816), (2, 35657908), (4, 17828954), (8, 8914477), (11, 6483256), (13, 5485832), (17, 4195048), (19, 3753464), (22, 3241628), (26, 2742916), (34, 2097524), (38, 1876732), (44, 1620814), (52, 1371458), (68, 1048762), (76, 938366), (88, 810407), (104, 685729), (136, 524381), (143, 498712), (152, 469183), (187, 381368), (193, 369512), (209, 341224), (221, 322696), (247, 288728), (286, 249356), (323, 220792), (374, 190684), (386, 184756), (418, 170612), (442, 161348), (494, 144364), (572, 124678), (646, 110396), (748, 95342), (772, 92378), (836, 85306), (884, 80674), (988, 72182), (1144, 62339), (1292, 55198), (1496, 47671), (1544, 46189), (1672, 42653), (1768, 40337), (1976, 36091), (2123, 33592), (2431, 29336), (2509, 28424), (2584, 27599), (2717, 26248), (3281, 21736), (3553, 20072), (3667, 19448), (4199, 16984), (4246, 16796), (4862, 14668), (5018, 14212), (5434, 13124), (6562, 10868), (7106, 10036), (7334, 9724), (8398, 8492)]