50218805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 80693760

約数和(自身を除く): 30474955

約数列:

[1, 5, 7, 13, 19, 35, 37, 65, 91, 95, 133, 157, 185, 247, 259, 455, 481, 665, 703, 785, 1099, 1235, 1295, 1729, 2041, 2405, 2983, 3367, 3515, 4921, 5495, 5809, 8645, 9139, 10205, 14287, 14915, 16835, 20881, 24605, 29045, 38779, 40663, 45695, 63973, 71435, 75517, 104405, 110371, 193895, 203315, 271453, 319865, 377585, 528619, 551855, 772597, 1357265, 1434823, 2643095, 3862985, 7174115, 10043761, 50218805]

約数ペア:

[(1, 50218805), (5, 10043761), (7, 7174115), (13, 3862985), (19, 2643095), (35, 1434823), (37, 1357265), (65, 772597), (91, 551855), (95, 528619), (133, 377585), (157, 319865), (185, 271453), (247, 203315), (259, 193895), (455, 110371), (481, 104405), (665, 75517), (703, 71435), (785, 63973), (1099, 45695), (1235, 40663), (1295, 38779), (1729, 29045), (2041, 24605), (2405, 20881), (2983, 16835), (3367, 14915), (3515, 14287), (4921, 10205), (5495, 9139), (5809, 8645)]