55376480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20359}}^1$

素因数の和:20391

約数の個数: 48

約数和(自身を含む): 138529440

約数和(自身を除く): 83152960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 20359, 40718, 81436, 101795, 162872, 203590, 325744, 346103, 407180, 651488, 692206, 814360, 1384412, 1628720, 1730515, 2768824, 3257440, 3461030, 5537648, 6922060, 11075296, 13844120, 27688240, 55376480]

約数ペア:

[(1, 55376480), (2, 27688240), (4, 13844120), (5, 11075296), (8, 6922060), (10, 5537648), (16, 3461030), (17, 3257440), (20, 2768824), (32, 1730515), (34, 1628720), (40, 1384412), (68, 814360), (80, 692206), (85, 651488), (136, 407180), (160, 346103), (170, 325744), (272, 203590), (340, 162872), (544, 101795), (680, 81436), (1360, 40718), (2720, 20359)]