82253920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{271}}^2$

素因数の和:564

約数の個数: 72

約数和(自身を含む): 222908112

約数和(自身を除く): 140654192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 271, 280, 542, 560, 1084, 1120, 1355, 1897, 2168, 2710, 3794, 4336, 5420, 7588, 8672, 9485, 10840, 15176, 18970, 21680, 30352, 37940, 43360, 60704, 73441, 75880, 146882, 151760, 293764, 303520, 367205, 514087, 587528, 734410, 1028174, 1175056, 1468820, 2056348, 2350112, 2570435, 2937640, 4112696, 5140870, 5875280, 8225392, 10281740, 11750560, 16450784, 20563480, 41126960, 82253920]

約数ペア:

[(1, 82253920), (2, 41126960), (4, 20563480), (5, 16450784), (7, 11750560), (8, 10281740), (10, 8225392), (14, 5875280), (16, 5140870), (20, 4112696), (28, 2937640), (32, 2570435), (35, 2350112), (40, 2056348), (56, 1468820), (70, 1175056), (80, 1028174), (112, 734410), (140, 587528), (160, 514087), (224, 367205), (271, 303520), (280, 293764), (542, 151760), (560, 146882), (1084, 75880), (1120, 73441), (1355, 60704), (1897, 43360), (2168, 37940), (2710, 30352), (3794, 21680), (4336, 18970), (5420, 15176), (7588, 10840), (8672, 9485)]