26064640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{2909}}^1$

素因数の和:2937

約数の個数: 72

約数和(自身を含む): 71376480

約数和(自身を除く): 45311840

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, 560, 640, 896, 1120, 1280, 1792, 2240, 2909, 4480, 5818, 8960, 11636, 14545, 20363, 23272, 29090, 40726, 46544, 58180, 81452, 93088, 101815, 116360, 162904, 186176, 203630, 232720, 325808, 372352, 407260, 465440, 651616, 744704, 814520, 930880, 1303232, 1629040, 1861760, 2606464, 3258080, 3723520, 5212928, 6516160, 13032320, 26064640]

約数ペア:

[(1, 26064640), (2, 13032320), (4, 6516160), (5, 5212928), (7, 3723520), (8, 3258080), (10, 2606464), (14, 1861760), (16, 1629040), (20, 1303232), (28, 930880), (32, 814520), (35, 744704), (40, 651616), (56, 465440), (64, 407260), (70, 372352), (80, 325808), (112, 232720), (128, 203630), (140, 186176), (160, 162904), (224, 116360), (256, 101815), (280, 93088), (320, 81452), (448, 58180), (560, 46544), (640, 40726), (896, 29090), (1120, 23272), (1280, 20363), (1792, 14545), (2240, 11636), (2909, 8960), (4480, 5818)]