81302016

素因数分解:

$2^9\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1353

約数の個数: 80

約数和(自身を含む): 222048288

約数和(自身を除く): 140746272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 256, 328, 384, 492, 512, 656, 768, 984, 1291, 1312, 1536, 1968, 2582, 2624, 3873, 3936, 5164, 5248, 7746, 7872, 10328, 10496, 15492, 15744, 20656, 20992, 30984, 31488, 41312, 52931, 61968, 62976, 82624, 105862, 123936, 158793, 165248, 211724, 247872, 317586, 330496, 423448, 495744, 635172, 660992, 846896, 991488, 1270344, 1693792, 1982976, 2540688, 3387584, 5081376, 6775168, 10162752, 13550336, 20325504, 27100672, 40651008, 81302016]

約数ペア:

[(1, 81302016), (2, 40651008), (3, 27100672), (4, 20325504), (6, 13550336), (8, 10162752), (12, 6775168), (16, 5081376), (24, 3387584), (32, 2540688), (41, 1982976), (48, 1693792), (64, 1270344), (82, 991488), (96, 846896), (123, 660992), (128, 635172), (164, 495744), (192, 423448), (246, 330496), (256, 317586), (328, 247872), (384, 211724), (492, 165248), (512, 158793), (656, 123936), (768, 105862), (984, 82624), (1291, 62976), (1312, 61968), (1536, 52931), (1968, 41312), (2582, 31488), (2624, 30984), (3873, 20992), (3936, 20656), (5164, 15744), (5248, 15492), (7746, 10496), (7872, 10328)]