201550880

素因数分解:

$2^5\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1823}}^1$

素因数の和:2529

約数の個数: 48

約数和(自身を含む): 477114624

約数和(自身を除く): 275563744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 691, 1382, 1823, 2764, 3455, 3646, 5528, 6910, 7292, 9115, 11056, 13820, 14584, 18230, 22112, 27640, 29168, 36460, 55280, 58336, 72920, 110560, 145840, 291680, 1259693, 2519386, 5038772, 6298465, 10077544, 12596930, 20155088, 25193860, 40310176, 50387720, 100775440, 201550880]

約数ペア:

[(1, 201550880), (2, 100775440), (4, 50387720), (5, 40310176), (8, 25193860), (10, 20155088), (16, 12596930), (20, 10077544), (32, 6298465), (40, 5038772), (80, 2519386), (160, 1259693), (691, 291680), (1382, 145840), (1823, 110560), (2764, 72920), (3455, 58336), (3646, 55280), (5528, 36460), (6910, 29168), (7292, 27640), (9115, 22112), (11056, 18230), (13820, 14584)]