205328584

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 427680000

約数和(自身を除く): 222351416

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 79, 116, 136, 158, 232, 316, 493, 632, 659, 986, 1318, 1343, 1972, 2291, 2636, 2686, 3944, 4582, 5272, 5372, 9164, 10744, 11203, 18328, 19111, 22406, 38222, 38947, 44812, 52061, 76444, 77894, 89624, 104122, 152888, 155788, 208244, 311576, 324887, 416488, 649774, 885037, 1299548, 1509769, 1770074, 2599096, 3019538, 3540148, 6039076, 7080296, 12078152, 25666073, 51332146, 102664292, 205328584]

約数ペア:

[(1, 205328584), (2, 102664292), (4, 51332146), (8, 25666073), (17, 12078152), (29, 7080296), (34, 6039076), (58, 3540148), (68, 3019538), (79, 2599096), (116, 1770074), (136, 1509769), (158, 1299548), (232, 885037), (316, 649774), (493, 416488), (632, 324887), (659, 311576), (986, 208244), (1318, 155788), (1343, 152888), (1972, 104122), (2291, 89624), (2636, 77894), (2686, 76444), (3944, 52061), (4582, 44812), (5272, 38947), (5372, 38222), (9164, 22406), (10744, 19111), (11203, 18328)]