65700040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 177811200

約数和(自身を除く): 112111160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 59, 70, 82, 97, 118, 140, 164, 194, 205, 236, 280, 287, 295, 328, 388, 410, 413, 472, 485, 574, 590, 679, 776, 820, 826, 970, 1148, 1180, 1358, 1435, 1640, 1652, 1940, 2065, 2296, 2360, 2419, 2716, 2870, 3304, 3395, 3880, 3977, 4130, 4838, 5432, 5723, 5740, 6790, 7954, 8260, 9676, 11446, 11480, 12095, 13580, 15908, 16520, 16933, 19352, 19885, 22892, 24190, 27160, 27839, 28615, 31816, 33866, 39770, 40061, 45784, 48380, 55678, 57230, 67732, 79540, 80122, 84665, 96760, 111356, 114460, 135464, 139195, 159080, 160244, 169330, 200305, 222712, 228920, 234643, 278390, 320488, 338660, 400610, 469286, 556780, 677320, 801220, 938572, 1113560, 1173215, 1602440, 1642501, 1877144, 2346430, 3285002, 4692860, 6570004, 8212505, 9385720, 13140008, 16425010, 32850020, 65700040]

約数ペア:

[(1, 65700040), (2, 32850020), (4, 16425010), (5, 13140008), (7, 9385720), (8, 8212505), (10, 6570004), (14, 4692860), (20, 3285002), (28, 2346430), (35, 1877144), (40, 1642501), (41, 1602440), (56, 1173215), (59, 1113560), (70, 938572), (82, 801220), (97, 677320), (118, 556780), (140, 469286), (164, 400610), (194, 338660), (205, 320488), (236, 278390), (280, 234643), (287, 228920), (295, 222712), (328, 200305), (388, 169330), (410, 160244), (413, 159080), (472, 139195), (485, 135464), (574, 114460), (590, 111356), (679, 96760), (776, 84665), (820, 80122), (826, 79540), (970, 67732), (1148, 57230), (1180, 55678), (1358, 48380), (1435, 45784), (1640, 40061), (1652, 39770), (1940, 33866), (2065, 31816), (2296, 28615), (2360, 27839), (2419, 27160), (2716, 24190), (2870, 22892), (3304, 19885), (3395, 19352), (3880, 16933), (3977, 16520), (4130, 15908), (4838, 13580), (5432, 12095), (5723, 11480), (5740, 11446), (6790, 9676), (7954, 8260)]