81361008

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19483}}^1$

素因数の和:19526

約数の個数: 60

約数和(自身を含む): 235561560

約数和(自身を除く): 154200552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 19483, 38966, 58449, 77932, 116898, 155864, 175347, 233796, 311728, 350694, 467592, 565007, 701388, 935184, 1130014, 1402776, 1695021, 2260028, 2805552, 3390042, 4520056, 5085063, 6780084, 9040112, 10170126, 13560168, 20340252, 27120336, 40680504, 81361008]

約数ペア:

[(1, 81361008), (2, 40680504), (3, 27120336), (4, 20340252), (6, 13560168), (8, 10170126), (9, 9040112), (12, 6780084), (16, 5085063), (18, 4520056), (24, 3390042), (29, 2805552), (36, 2260028), (48, 1695021), (58, 1402776), (72, 1130014), (87, 935184), (116, 701388), (144, 565007), (174, 467592), (232, 350694), (261, 311728), (348, 233796), (464, 175347), (522, 155864), (696, 116898), (1044, 77932), (1392, 58449), (2088, 38966), (4176, 19483)]