88781728

素因数分解:

$2^5\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1446

約数の個数: 72

約数和(自身を含む): 208436004

約数和(自身を除く): 119654276

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 82, 98, 112, 164, 196, 224, 287, 328, 392, 574, 656, 784, 1148, 1312, 1381, 1568, 2009, 2296, 2762, 4018, 4592, 5524, 8036, 9184, 9667, 11048, 16072, 19334, 22096, 32144, 38668, 44192, 56621, 64288, 67669, 77336, 113242, 135338, 154672, 226484, 270676, 309344, 396347, 452968, 541352, 792694, 905936, 1082704, 1585388, 1811872, 2165408, 2774429, 3170776, 5548858, 6341552, 11097716, 12683104, 22195432, 44390864, 88781728]

約数ペア:

[(1, 88781728), (2, 44390864), (4, 22195432), (7, 12683104), (8, 11097716), (14, 6341552), (16, 5548858), (28, 3170776), (32, 2774429), (41, 2165408), (49, 1811872), (56, 1585388), (82, 1082704), (98, 905936), (112, 792694), (164, 541352), (196, 452968), (224, 396347), (287, 309344), (328, 270676), (392, 226484), (574, 154672), (656, 135338), (784, 113242), (1148, 77336), (1312, 67669), (1381, 64288), (1568, 56621), (2009, 44192), (2296, 38668), (2762, 32144), (4018, 22096), (4592, 19334), (5524, 16072), (8036, 11048), (9184, 9667)]