48939520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{2731}}^1$

素因数の和:2761

約数の個数: 80

約数和(自身を含む): 134152128

約数和(自身を除く): 85212608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 2731, 3584, 4480, 5462, 8960, 10924, 13655, 17920, 19117, 21848, 27310, 38234, 43696, 54620, 76468, 87392, 95585, 109240, 152936, 174784, 191170, 218480, 305872, 349568, 382340, 436960, 611744, 699136, 764680, 873920, 1223488, 1398272, 1529360, 1747840, 2446976, 3058720, 3495680, 4893952, 6117440, 6991360, 9787904, 12234880, 24469760, 48939520]

約数ペア:

[(1, 48939520), (2, 24469760), (4, 12234880), (5, 9787904), (7, 6991360), (8, 6117440), (10, 4893952), (14, 3495680), (16, 3058720), (20, 2446976), (28, 1747840), (32, 1529360), (35, 1398272), (40, 1223488), (56, 873920), (64, 764680), (70, 699136), (80, 611744), (112, 436960), (128, 382340), (140, 349568), (160, 305872), (224, 218480), (256, 191170), (280, 174784), (320, 152936), (448, 109240), (512, 95585), (560, 87392), (640, 76468), (896, 54620), (1120, 43696), (1280, 38234), (1792, 27310), (2240, 21848), (2560, 19117), (2731, 17920), (3584, 13655), (4480, 10924), (5462, 8960)]