90686960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12457}}^1$

素因数の和:12490

約数の個数: 80

約数和(自身を含む): 259525056

約数和(自身を除く): 168838096

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 12457, 24914, 49828, 62285, 87199, 99656, 124570, 161941, 174398, 199312, 249140, 323882, 348796, 435995, 498280, 647764, 697592, 809705, 871990, 996560, 1133587, 1295528, 1395184, 1619410, 1743980, 2267174, 2591056, 3238820, 3487960, 4534348, 5667935, 6477640, 6975920, 9068696, 11335870, 12955280, 18137392, 22671740, 45343480, 90686960]

約数ペア:

[(1, 90686960), (2, 45343480), (4, 22671740), (5, 18137392), (7, 12955280), (8, 11335870), (10, 9068696), (13, 6975920), (14, 6477640), (16, 5667935), (20, 4534348), (26, 3487960), (28, 3238820), (35, 2591056), (40, 2267174), (52, 1743980), (56, 1619410), (65, 1395184), (70, 1295528), (80, 1133587), (91, 996560), (104, 871990), (112, 809705), (130, 697592), (140, 647764), (182, 498280), (208, 435995), (260, 348796), (280, 323882), (364, 249140), (455, 199312), (520, 174398), (560, 161941), (728, 124570), (910, 99656), (1040, 87199), (1456, 62285), (1820, 49828), (3640, 24914), (7280, 12457)]