85507240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 239904000

約数和(自身を除く): 154396760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 139, 140, 169, 182, 260, 278, 280, 338, 364, 455, 520, 556, 676, 695, 728, 845, 910, 973, 1112, 1183, 1352, 1390, 1690, 1807, 1820, 1946, 2197, 2366, 2780, 3380, 3614, 3640, 3892, 4394, 4732, 4865, 5560, 5915, 6760, 7228, 7784, 8788, 9035, 9464, 9730, 10985, 11830, 12649, 14456, 15379, 17576, 18070, 19460, 21970, 23491, 23660, 25298, 30758, 36140, 38920, 43940, 46982, 47320, 50596, 61516, 63245, 72280, 76895, 87880, 93964, 101192, 117455, 123032, 126490, 153790, 164437, 187928, 234910, 252980, 305383, 307580, 328874, 469820, 505960, 610766, 615160, 657748, 822185, 939640, 1221532, 1315496, 1526915, 1644370, 2137681, 2443064, 3053830, 3288740, 4275362, 6107660, 6577480, 8550724, 10688405, 12215320, 17101448, 21376810, 42753620, 85507240]

約数ペア:

[(1, 85507240), (2, 42753620), (4, 21376810), (5, 17101448), (7, 12215320), (8, 10688405), (10, 8550724), (13, 6577480), (14, 6107660), (20, 4275362), (26, 3288740), (28, 3053830), (35, 2443064), (40, 2137681), (52, 1644370), (56, 1526915), (65, 1315496), (70, 1221532), (91, 939640), (104, 822185), (130, 657748), (139, 615160), (140, 610766), (169, 505960), (182, 469820), (260, 328874), (278, 307580), (280, 305383), (338, 252980), (364, 234910), (455, 187928), (520, 164437), (556, 153790), (676, 126490), (695, 123032), (728, 117455), (845, 101192), (910, 93964), (973, 87880), (1112, 76895), (1183, 72280), (1352, 63245), (1390, 61516), (1690, 50596), (1807, 47320), (1820, 46982), (1946, 43940), (2197, 38920), (2366, 36140), (2780, 30758), (3380, 25298), (3614, 23660), (3640, 23491), (3892, 21970), (4394, 19460), (4732, 18070), (4865, 17576), (5560, 15379), (5915, 14456), (6760, 12649), (7228, 11830), (7784, 10985), (8788, 9730), (9035, 9464)]