164910328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1100

約数の個数: 64

約数和(自身を含む): 354263040

約数和(自身を除く): 189352712

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 61, 62, 88, 122, 124, 244, 248, 341, 488, 671, 682, 991, 1342, 1364, 1891, 1982, 2684, 2728, 3782, 3964, 5368, 7564, 7928, 10901, 15128, 20801, 21802, 30721, 41602, 43604, 60451, 61442, 83204, 87208, 120902, 122884, 166408, 241804, 245768, 337931, 483608, 664961, 675862, 1329922, 1351724, 1873981, 2659844, 2703448, 3747962, 5319688, 7495924, 14991848, 20613791, 41227582, 82455164, 164910328]

約数ペア:

[(1, 164910328), (2, 82455164), (4, 41227582), (8, 20613791), (11, 14991848), (22, 7495924), (31, 5319688), (44, 3747962), (61, 2703448), (62, 2659844), (88, 1873981), (122, 1351724), (124, 1329922), (244, 675862), (248, 664961), (341, 483608), (488, 337931), (671, 245768), (682, 241804), (991, 166408), (1342, 122884), (1364, 120902), (1891, 87208), (1982, 83204), (2684, 61442), (2728, 60451), (3782, 43604), (3964, 41602), (5368, 30721), (7564, 21802), (7928, 20801), (10901, 15128)]