78726879136

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{4457}}^1\times {\mathrm{9049}}^1$

素因数の和:13577

約数の個数: 48

約数和(自身を含む): 157587179400

約数和(自身を除く): 78860300264

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 4457, 8914, 9049, 17828, 18098, 35656, 36196, 71312, 72392, 142624, 144784, 271877, 289568, 543754, 551989, 1087508, 1103978, 2175016, 2207956, 4350032, 4415912, 8700064, 8831824, 17663648, 40331393, 80662786, 161325572, 322651144, 645302288, 1290604576, 2460214973, 4920429946, 9840859892, 19681719784, 39363439568, 78726879136]

約数ペア:

[(1, 78726879136), (2, 39363439568), (4, 19681719784), (8, 9840859892), (16, 4920429946), (32, 2460214973), (61, 1290604576), (122, 645302288), (244, 322651144), (488, 161325572), (976, 80662786), (1952, 40331393), (4457, 17663648), (8914, 8831824), (9049, 8700064), (17828, 4415912), (18098, 4350032), (35656, 2207956), (36196, 2175016), (71312, 1103978), (72392, 1087508), (142624, 551989), (144784, 543754), (271877, 289568)]