80402000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{5743}}^1$

素因数の和:5773

約数の個数: 80

約数和(自身を含む): 222223872

約数和(自身を除く): 141821872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2800, 3500, 5743, 7000, 11486, 14000, 22972, 28715, 40201, 45944, 57430, 80402, 91888, 114860, 143575, 160804, 201005, 229720, 287150, 321608, 402010, 459440, 574300, 643216, 717875, 804020, 1005025, 1148600, 1435750, 1608040, 2010050, 2297200, 2871500, 3216080, 4020100, 5025125, 5743000, 8040200, 10050250, 11486000, 16080400, 20100500, 40201000, 80402000]

約数ペア:

[(1, 80402000), (2, 40201000), (4, 20100500), (5, 16080400), (7, 11486000), (8, 10050250), (10, 8040200), (14, 5743000), (16, 5025125), (20, 4020100), (25, 3216080), (28, 2871500), (35, 2297200), (40, 2010050), (50, 1608040), (56, 1435750), (70, 1148600), (80, 1005025), (100, 804020), (112, 717875), (125, 643216), (140, 574300), (175, 459440), (200, 402010), (250, 321608), (280, 287150), (350, 229720), (400, 201005), (500, 160804), (560, 143575), (700, 114860), (875, 91888), (1000, 80402), (1400, 57430), (1750, 45944), (2000, 40201), (2800, 28715), (3500, 22972), (5743, 14000), (7000, 11486)]