55985488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 125991936

約数和(自身を除く): 70006448

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 71, 104, 136, 142, 208, 221, 223, 272, 284, 442, 446, 568, 884, 892, 923, 1136, 1207, 1768, 1784, 1846, 2414, 2899, 3536, 3568, 3692, 3791, 4828, 5798, 7384, 7582, 9656, 11596, 14768, 15164, 15691, 15833, 19312, 23192, 30328, 31382, 31666, 46384, 49283, 60656, 62764, 63332, 98566, 125528, 126664, 197132, 205829, 251056, 253328, 269161, 394264, 411658, 538322, 788528, 823316, 1076644, 1646632, 2153288, 3293264, 3499093, 4306576, 6998186, 13996372, 27992744, 55985488]

約数ペア:

[(1, 55985488), (2, 27992744), (4, 13996372), (8, 6998186), (13, 4306576), (16, 3499093), (17, 3293264), (26, 2153288), (34, 1646632), (52, 1076644), (68, 823316), (71, 788528), (104, 538322), (136, 411658), (142, 394264), (208, 269161), (221, 253328), (223, 251056), (272, 205829), (284, 197132), (442, 126664), (446, 125528), (568, 98566), (884, 63332), (892, 62764), (923, 60656), (1136, 49283), (1207, 46384), (1768, 31666), (1784, 31382), (1846, 30328), (2414, 23192), (2899, 19312), (3536, 15833), (3568, 15691), (3692, 15164), (3791, 14768), (4828, 11596), (5798, 9656), (7384, 7582)]