25756665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 47343744

約数和(自身を除く): 21587079

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 121, 165, 253, 345, 363, 605, 617, 759, 1265, 1815, 1851, 2783, 3085, 3795, 6787, 8349, 9255, 13915, 14191, 20361, 33935, 41745, 42573, 70955, 74657, 101805, 156101, 212865, 223971, 373285, 468303, 780505, 1119855, 1717111, 2341515, 5151333, 8585555, 25756665]

約数ペア:

[(1, 25756665), (3, 8585555), (5, 5151333), (11, 2341515), (15, 1717111), (23, 1119855), (33, 780505), (55, 468303), (69, 373285), (115, 223971), (121, 212865), (165, 156101), (253, 101805), (345, 74657), (363, 70955), (605, 42573), (617, 41745), (759, 33935), (1265, 20361), (1815, 14191), (1851, 13915), (2783, 9255), (3085, 8349), (3795, 6787)]