79139864

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 159334200

約数和(自身を除く): 80194336

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 361, 409, 536, 722, 818, 1273, 1444, 1636, 2546, 2888, 3272, 5092, 7771, 10184, 15542, 24187, 27403, 31084, 48374, 54806, 62168, 96748, 109612, 147649, 193496, 219224, 295298, 520657, 590596, 1041314, 1181192, 2082628, 4165256, 9892483, 19784966, 39569932, 79139864]

約数ペア:

[(1, 79139864), (2, 39569932), (4, 19784966), (8, 9892483), (19, 4165256), (38, 2082628), (67, 1181192), (76, 1041314), (134, 590596), (152, 520657), (268, 295298), (361, 219224), (409, 193496), (536, 147649), (722, 109612), (818, 96748), (1273, 62168), (1444, 54806), (1636, 48374), (2546, 31084), (2888, 27403), (3272, 24187), (5092, 15542), (7771, 10184)]