51497120

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4409}}^1$

素因数の和:4497

約数の個数: 48

約数和(自身を含む): 123356520

約数和(自身を除く): 71859400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2920, 4409, 5840, 8818, 11680, 17636, 22045, 35272, 44090, 70544, 88180, 141088, 176360, 321857, 352720, 643714, 705440, 1287428, 1609285, 2574856, 3218570, 5149712, 6437140, 10299424, 12874280, 25748560, 51497120]

約数ペア:

[(1, 51497120), (2, 25748560), (4, 12874280), (5, 10299424), (8, 6437140), (10, 5149712), (16, 3218570), (20, 2574856), (32, 1609285), (40, 1287428), (73, 705440), (80, 643714), (146, 352720), (160, 321857), (292, 176360), (365, 141088), (584, 88180), (730, 70544), (1168, 44090), (1460, 35272), (2336, 22045), (2920, 17636), (4409, 11680), (5840, 8818)]