80665952

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1877}}^1$

素因数の和:1983

約数の個数: 48

約数和(自身を含む): 170372160

約数和(自身を除く): 89706208

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 79, 136, 158, 272, 316, 544, 632, 1264, 1343, 1877, 2528, 2686, 3754, 5372, 7508, 10744, 15016, 21488, 30032, 31909, 42976, 60064, 63818, 127636, 148283, 255272, 296566, 510544, 593132, 1021088, 1186264, 2372528, 2520811, 4745056, 5041622, 10083244, 20166488, 40332976, 80665952]

約数ペア:

[(1, 80665952), (2, 40332976), (4, 20166488), (8, 10083244), (16, 5041622), (17, 4745056), (32, 2520811), (34, 2372528), (68, 1186264), (79, 1021088), (136, 593132), (158, 510544), (272, 296566), (316, 255272), (544, 148283), (632, 127636), (1264, 63818), (1343, 60064), (1877, 42976), (2528, 31909), (2686, 30032), (3754, 21488), (5372, 15016), (7508, 10744)]