78825708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3917}}^1$

素因数の和:3983

約数の個数: 72

約数和(自身を含む): 219627408

約数和(自身を除く): 140801700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 3917, 5031, 6708, 7834, 10062, 11751, 15668, 20124, 23502, 35253, 47004, 50921, 70506, 101842, 141012, 152763, 168431, 203684, 305526, 336862, 458289, 505293, 611052, 673724, 916578, 1010586, 1515879, 1833156, 2021172, 2189603, 3031758, 4379206, 6063516, 6568809, 8758412, 13137618, 19706427, 26275236, 39412854, 78825708]

約数ペア:

[(1, 78825708), (2, 39412854), (3, 26275236), (4, 19706427), (6, 13137618), (9, 8758412), (12, 6568809), (13, 6063516), (18, 4379206), (26, 3031758), (36, 2189603), (39, 2021172), (43, 1833156), (52, 1515879), (78, 1010586), (86, 916578), (117, 673724), (129, 611052), (156, 505293), (172, 458289), (234, 336862), (258, 305526), (387, 203684), (468, 168431), (516, 152763), (559, 141012), (774, 101842), (1118, 70506), (1548, 50921), (1677, 47004), (2236, 35253), (3354, 23502), (3917, 20124), (5031, 15668), (6708, 11751), (7834, 10062)]