81976630

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1117}}^1$

素因数の和:1344

約数の個数: 32

約数和(自身を含む): 152137440

約数和(自身を除く): 70160810

約数列:

[1, 2, 5, 10, 41, 82, 179, 205, 358, 410, 895, 1117, 1790, 2234, 5585, 7339, 11170, 14678, 36695, 45797, 73390, 91594, 199943, 228985, 399886, 457970, 999715, 1999430, 8197663, 16395326, 40988315, 81976630]

約数ペア:

[(1, 81976630), (2, 40988315), (5, 16395326), (10, 8197663), (41, 1999430), (82, 999715), (179, 457970), (205, 399886), (358, 228985), (410, 199943), (895, 91594), (1117, 73390), (1790, 45797), (2234, 36695), (5585, 14678), (7339, 11170)]