66125080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1699}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 171360000

約数和(自身を除く): 105234920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1699, 1946, 2780, 3398, 3892, 4865, 5560, 6796, 7784, 8495, 9730, 11893, 13592, 16990, 19460, 23786, 33980, 38920, 47572, 59465, 67960, 95144, 118930, 236161, 237860, 472322, 475720, 944644, 1180805, 1653127, 1889288, 2361610, 3306254, 4723220, 6612508, 8265635, 9446440, 13225016, 16531270, 33062540, 66125080]

約数ペア:

[(1, 66125080), (2, 33062540), (4, 16531270), (5, 13225016), (7, 9446440), (8, 8265635), (10, 6612508), (14, 4723220), (20, 3306254), (28, 2361610), (35, 1889288), (40, 1653127), (56, 1180805), (70, 944644), (139, 475720), (140, 472322), (278, 237860), (280, 236161), (556, 118930), (695, 95144), (973, 67960), (1112, 59465), (1390, 47572), (1699, 38920), (1946, 33980), (2780, 23786), (3398, 19460), (3892, 16990), (4865, 13592), (5560, 11893), (6796, 9730), (7784, 8495)]