81977904

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{9649}}^1$

素因数の和:9722

約数の個数: 60

約数和(自身を含む): 233337000

約数和(自身を除く): 151359096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2832, 4248, 8496, 9649, 19298, 28947, 38596, 57894, 77192, 86841, 115788, 154384, 173682, 231576, 347364, 463152, 569291, 694728, 1138582, 1389456, 1707873, 2277164, 3415746, 4554328, 5123619, 6831492, 9108656, 10247238, 13662984, 20494476, 27325968, 40988952, 81977904]

約数ペア:

[(1, 81977904), (2, 40988952), (3, 27325968), (4, 20494476), (6, 13662984), (8, 10247238), (9, 9108656), (12, 6831492), (16, 5123619), (18, 4554328), (24, 3415746), (36, 2277164), (48, 1707873), (59, 1389456), (72, 1138582), (118, 694728), (144, 569291), (177, 463152), (236, 347364), (354, 231576), (472, 173682), (531, 154384), (708, 115788), (944, 86841), (1062, 77192), (1416, 57894), (2124, 38596), (2832, 28947), (4248, 19298), (8496, 9649)]