207819970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{2549}}^1$

素因数の和:2850

約数の個数: 32

約数和(自身を含む): 387763200

約数和(自身を除く): 179943230

約数列:

[1, 2, 5, 10, 31, 62, 155, 263, 310, 526, 1315, 2549, 2630, 5098, 8153, 12745, 16306, 25490, 40765, 79019, 81530, 158038, 395095, 670387, 790190, 1340774, 3351935, 6703870, 20781997, 41563994, 103909985, 207819970]

約数ペア:

[(1, 207819970), (2, 103909985), (5, 41563994), (10, 20781997), (31, 6703870), (62, 3351935), (155, 1340774), (263, 790190), (310, 670387), (526, 395095), (1315, 158038), (2549, 81530), (2630, 79019), (5098, 40765), (8153, 25490), (12745, 16306)]