83147120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{21211}}^1$

素因数の和:21238

約数の個数: 60

約数和(自身を含む): 224889624

約数和(自身を除く): 141742504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 21211, 42422, 84844, 106055, 148477, 169688, 212110, 296954, 339376, 424220, 593908, 742385, 848440, 1039339, 1187816, 1484770, 1696880, 2078678, 2375632, 2969540, 4157356, 5196695, 5939080, 8314712, 10393390, 11878160, 16629424, 20786780, 41573560, 83147120]

約数ペア:

[(1, 83147120), (2, 41573560), (4, 20786780), (5, 16629424), (7, 11878160), (8, 10393390), (10, 8314712), (14, 5939080), (16, 5196695), (20, 4157356), (28, 2969540), (35, 2375632), (40, 2078678), (49, 1696880), (56, 1484770), (70, 1187816), (80, 1039339), (98, 848440), (112, 742385), (140, 593908), (196, 424220), (245, 339376), (280, 296954), (392, 212110), (490, 169688), (560, 148477), (784, 106055), (980, 84844), (1960, 42422), (3920, 21211)]