81505152

素因数分解:

$2^7\times 3^2\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:668

約数の個数: 96

約数和(自身を含む): 236691000

約数和(自身を除く): 155185848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 139, 144, 192, 278, 288, 384, 417, 509, 556, 576, 834, 1018, 1112, 1152, 1251, 1527, 1668, 2036, 2224, 2502, 3054, 3336, 4072, 4448, 4581, 5004, 6108, 6672, 8144, 8896, 9162, 10008, 12216, 13344, 16288, 17792, 18324, 20016, 24432, 26688, 32576, 36648, 40032, 48864, 53376, 65152, 70751, 73296, 80064, 97728, 141502, 146592, 160128, 195456, 212253, 283004, 293184, 424506, 566008, 586368, 636759, 849012, 1132016, 1273518, 1698024, 2264032, 2547036, 3396048, 4528064, 5094072, 6792096, 9056128, 10188144, 13584192, 20376288, 27168384, 40752576, 81505152]

約数ペア:

[(1, 81505152), (2, 40752576), (3, 27168384), (4, 20376288), (6, 13584192), (8, 10188144), (9, 9056128), (12, 6792096), (16, 5094072), (18, 4528064), (24, 3396048), (32, 2547036), (36, 2264032), (48, 1698024), (64, 1273518), (72, 1132016), (96, 849012), (128, 636759), (139, 586368), (144, 566008), (192, 424506), (278, 293184), (288, 283004), (384, 212253), (417, 195456), (509, 160128), (556, 146592), (576, 141502), (834, 97728), (1018, 80064), (1112, 73296), (1152, 70751), (1251, 65152), (1527, 53376), (1668, 48864), (2036, 40032), (2224, 36648), (2502, 32576), (3054, 26688), (3336, 24432), (4072, 20016), (4448, 18324), (4581, 17792), (5004, 16288), (6108, 13344), (6672, 12216), (8144, 10008), (8896, 9162)]