89619820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1433}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 195138720

約数和(自身を除く): 105518900

約数列:

[1, 2, 4, 5, 10, 20, 53, 59, 106, 118, 212, 236, 265, 295, 530, 590, 1060, 1180, 1433, 2866, 3127, 5732, 6254, 7165, 12508, 14330, 15635, 28660, 31270, 62540, 75949, 84547, 151898, 169094, 303796, 338188, 379745, 422735, 759490, 845470, 1518980, 1690940, 4480991, 8961982, 17923964, 22404955, 44809910, 89619820]

約数ペア:

[(1, 89619820), (2, 44809910), (4, 22404955), (5, 17923964), (10, 8961982), (20, 4480991), (53, 1690940), (59, 1518980), (106, 845470), (118, 759490), (212, 422735), (236, 379745), (265, 338188), (295, 303796), (530, 169094), (590, 151898), (1060, 84547), (1180, 75949), (1433, 62540), (2866, 31270), (3127, 28660), (5732, 15635), (6254, 14330), (7165, 12508)]