65746552120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{2003}}^1$

素因数の和:2405

約数の個数: 128

約数和(自身を含む): 154861424640

約数和(自身を除く): 89114872520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 257, 310, 412, 514, 515, 620, 824, 1028, 1030, 1240, 1285, 2003, 2056, 2060, 2570, 3193, 4006, 4120, 5140, 6386, 7967, 8012, 10015, 10280, 12772, 15934, 15965, 16024, 20030, 25544, 26471, 31868, 31930, 39835, 40060, 52942, 62093, 63736, 63860, 79670, 80120, 105884, 124186, 127720, 132355, 159340, 206309, 211768, 248372, 264710, 310465, 318680, 412618, 496744, 514771, 529420, 620930, 820601, 825236, 1029542, 1031545, 1058840, 1241860, 1641202, 1650472, 2059084, 2063090, 2483720, 2573855, 3282404, 4103005, 4118168, 4126180, 5147710, 6395579, 6564808, 8206010, 8252360, 10295420, 12791158, 15957901, 16412020, 20590840, 25582316, 31915802, 31977895, 32824040, 51164632, 53021413, 63831604, 63955790, 79789505, 106042826, 127663208, 127911580, 159579010, 212085652, 255823160, 265107065, 319158020, 424171304, 530214130, 638316040, 1060428260, 1643663803, 2120856520, 3287327606, 6574655212, 8218319015, 13149310424, 16436638030, 32873276060, 65746552120]

約数ペア:

[(1, 65746552120), (2, 32873276060), (4, 16436638030), (5, 13149310424), (8, 8218319015), (10, 6574655212), (20, 3287327606), (31, 2120856520), (40, 1643663803), (62, 1060428260), (103, 638316040), (124, 530214130), (155, 424171304), (206, 319158020), (248, 265107065), (257, 255823160), (310, 212085652), (412, 159579010), (514, 127911580), (515, 127663208), (620, 106042826), (824, 79789505), (1028, 63955790), (1030, 63831604), (1240, 53021413), (1285, 51164632), (2003, 32824040), (2056, 31977895), (2060, 31915802), (2570, 25582316), (3193, 20590840), (4006, 16412020), (4120, 15957901), (5140, 12791158), (6386, 10295420), (7967, 8252360), (8012, 8206010), (10015, 6564808), (10280, 6395579), (12772, 5147710), (15934, 4126180), (15965, 4118168), (16024, 4103005), (20030, 3282404), (25544, 2573855), (26471, 2483720), (31868, 2063090), (31930, 2059084), (39835, 1650472), (40060, 1641202), (52942, 1241860), (62093, 1058840), (63736, 1031545), (63860, 1029542), (79670, 825236), (80120, 820601), (105884, 620930), (124186, 529420), (127720, 514771), (132355, 496744), (159340, 412618), (206309, 318680), (211768, 310465), (248372, 264710)]