66355220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4259}}^1$

素因数の和:4328

約数の個数: 48

約数和(自身を含む): 150292800

約数和(自身を除く): 83937580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 4259, 7790, 8518, 15580, 17036, 21295, 42590, 80921, 85180, 161842, 174619, 323684, 349238, 404605, 698476, 809210, 873095, 1618420, 1746190, 3317761, 3492380, 6635522, 13271044, 16588805, 33177610, 66355220]

約数ペア:

[(1, 66355220), (2, 33177610), (4, 16588805), (5, 13271044), (10, 6635522), (19, 3492380), (20, 3317761), (38, 1746190), (41, 1618420), (76, 873095), (82, 809210), (95, 698476), (164, 404605), (190, 349238), (205, 323684), (380, 174619), (410, 161842), (779, 85180), (820, 80921), (1558, 42590), (3116, 21295), (3895, 17036), (4259, 15580), (7790, 8518)]