80762475

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 137768960

約数和(自身を除く): 57006485

約数列:

[1, 3, 5, 15, 25, 61, 75, 127, 139, 183, 305, 381, 417, 635, 695, 915, 1525, 1905, 2085, 3175, 3475, 4575, 7747, 8479, 9525, 10425, 17653, 23241, 25437, 38735, 42395, 52959, 88265, 116205, 127185, 193675, 211975, 264795, 441325, 581025, 635925, 1076833, 1323975, 3230499, 5384165, 16152495, 26920825, 80762475]

約数ペア:

[(1, 80762475), (3, 26920825), (5, 16152495), (15, 5384165), (25, 3230499), (61, 1323975), (75, 1076833), (127, 635925), (139, 581025), (183, 441325), (305, 264795), (381, 211975), (417, 193675), (635, 127185), (695, 116205), (915, 88265), (1525, 52959), (1905, 42395), (2085, 38735), (3175, 25437), (3475, 23241), (4575, 17653), (7747, 10425), (8479, 9525)]