165764816

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1277}}^1$

素因数の和:1372

約数の個数: 80

約数和(自身を含む): 393010560

約数和(自身を除く): 227245744

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 152, 244, 266, 304, 427, 488, 532, 854, 976, 1064, 1159, 1277, 1708, 2128, 2318, 2554, 3416, 4636, 5108, 6832, 8113, 8939, 9272, 10216, 16226, 17878, 18544, 20432, 24263, 32452, 35756, 48526, 64904, 71512, 77897, 97052, 129808, 143024, 155794, 169841, 194104, 311588, 339682, 388208, 545279, 623176, 679364, 1090558, 1246352, 1358728, 1480043, 2181116, 2717456, 2960086, 4362232, 5920172, 8724464, 10360301, 11840344, 20720602, 23680688, 41441204, 82882408, 165764816]

約数ペア:

[(1, 165764816), (2, 82882408), (4, 41441204), (7, 23680688), (8, 20720602), (14, 11840344), (16, 10360301), (19, 8724464), (28, 5920172), (38, 4362232), (56, 2960086), (61, 2717456), (76, 2181116), (112, 1480043), (122, 1358728), (133, 1246352), (152, 1090558), (244, 679364), (266, 623176), (304, 545279), (427, 388208), (488, 339682), (532, 311588), (854, 194104), (976, 169841), (1064, 155794), (1159, 143024), (1277, 129808), (1708, 97052), (2128, 77897), (2318, 71512), (2554, 64904), (3416, 48526), (4636, 35756), (5108, 32452), (6832, 24263), (8113, 20432), (8939, 18544), (9272, 17878), (10216, 16226)]