64137260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1559}}^1$

素因数の和:1607

約数の個数: 72

約数和(自身を含む): 156854880

約数和(自身を除く): 92717620

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1559, 1870, 2057, 2420, 3118, 3740, 4114, 6236, 7795, 8228, 10285, 15590, 17149, 20570, 26503, 31180, 34298, 41140, 53006, 68596, 85745, 106012, 132515, 171490, 188639, 265030, 291533, 342980, 377278, 530060, 583066, 754556, 943195, 1166132, 1457665, 1886390, 2915330, 3206863, 3772780, 5830660, 6413726, 12827452, 16034315, 32068630, 64137260]

約数ペア:

[(1, 64137260), (2, 32068630), (4, 16034315), (5, 12827452), (10, 6413726), (11, 5830660), (17, 3772780), (20, 3206863), (22, 2915330), (34, 1886390), (44, 1457665), (55, 1166132), (68, 943195), (85, 754556), (110, 583066), (121, 530060), (170, 377278), (187, 342980), (220, 291533), (242, 265030), (340, 188639), (374, 171490), (484, 132515), (605, 106012), (748, 85745), (935, 68596), (1210, 53006), (1559, 41140), (1870, 34298), (2057, 31180), (2420, 26503), (3118, 20570), (3740, 17149), (4114, 15590), (6236, 10285), (7795, 8228)]