89143040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{9949}}^1$

素因数の和:9977

約数の個数: 72

約数和(自身を含む): 244053600

約数和(自身を除く): 154910560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 9949, 19898, 39796, 49745, 69643, 79592, 99490, 139286, 159184, 198980, 278572, 318368, 348215, 397960, 557144, 636736, 696430, 795920, 1114288, 1273472, 1392860, 1591840, 2228576, 2546944, 2785720, 3183680, 4457152, 5571440, 6367360, 8914304, 11142880, 12734720, 17828608, 22285760, 44571520, 89143040]

約数ペア:

[(1, 89143040), (2, 44571520), (4, 22285760), (5, 17828608), (7, 12734720), (8, 11142880), (10, 8914304), (14, 6367360), (16, 5571440), (20, 4457152), (28, 3183680), (32, 2785720), (35, 2546944), (40, 2228576), (56, 1591840), (64, 1392860), (70, 1273472), (80, 1114288), (112, 795920), (128, 696430), (140, 636736), (160, 557144), (224, 397960), (256, 348215), (280, 318368), (320, 278572), (448, 198980), (560, 159184), (640, 139286), (896, 99490), (1120, 79592), (1280, 69643), (1792, 49745), (2240, 39796), (4480, 19898), (8960, 9949)]