205174564

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 446433120

約数和(自身を除く): 241258556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 139, 196, 238, 278, 443, 476, 556, 833, 886, 973, 1666, 1772, 1946, 2363, 3101, 3332, 3892, 4726, 6202, 6811, 7531, 9452, 12404, 13622, 15062, 16541, 21707, 27244, 30124, 33082, 43414, 52717, 61577, 66164, 86828, 105434, 115787, 123154, 210868, 231574, 246308, 369019, 431039, 463148, 738038, 862078, 1046809, 1476076, 1724156, 2093618, 3017273, 4187236, 6034546, 7327663, 12069092, 14655326, 29310652, 51293641, 102587282, 205174564]

約数ペア:

[(1, 205174564), (2, 102587282), (4, 51293641), (7, 29310652), (14, 14655326), (17, 12069092), (28, 7327663), (34, 6034546), (49, 4187236), (68, 3017273), (98, 2093618), (119, 1724156), (139, 1476076), (196, 1046809), (238, 862078), (278, 738038), (443, 463148), (476, 431039), (556, 369019), (833, 246308), (886, 231574), (973, 210868), (1666, 123154), (1772, 115787), (1946, 105434), (2363, 86828), (3101, 66164), (3332, 61577), (3892, 52717), (4726, 43414), (6202, 33082), (6811, 30124), (7531, 27244), (9452, 21707), (12404, 16541), (13622, 15062)]