99121220

素因数分解:

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

素因数の和:1613

約数の個数: 72

約数和(自身を含む): 241375680

約数和(自身を除く): 142254460

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1559, 1870, 2890, 3118, 3179, 3740, 5780, 6236, 6358, 7795, 12716, 15590, 15895, 17149, 26503, 31180, 31790, 34298, 53006, 63580, 68596, 85745, 106012, 132515, 171490, 265030, 291533, 342980, 450551, 530060, 583066, 901102, 1166132, 1457665, 1802204, 2252755, 2915330, 4505510, 4956061, 5830660, 9011020, 9912122, 19824244, 24780305, 49560610, 99121220]

約数ペア:

[(1, 99121220), (2, 49560610), (4, 24780305), (5, 19824244), (10, 9912122), (11, 9011020), (17, 5830660), (20, 4956061), (22, 4505510), (34, 2915330), (44, 2252755), (55, 1802204), (68, 1457665), (85, 1166132), (110, 901102), (170, 583066), (187, 530060), (220, 450551), (289, 342980), (340, 291533), (374, 265030), (578, 171490), (748, 132515), (935, 106012), (1156, 85745), (1445, 68596), (1559, 63580), (1870, 53006), (2890, 34298), (3118, 31790), (3179, 31180), (3740, 26503), (5780, 17149), (6236, 15895), (6358, 15590), (7795, 12716)]