65118020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{853}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 149784768

約数和(自身を除く): 84666748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 347, 694, 853, 1388, 1706, 1735, 3412, 3470, 3817, 4265, 6940, 7634, 8530, 9383, 15268, 17060, 18766, 19085, 37532, 38170, 46915, 76340, 93830, 187660, 295991, 591982, 1183964, 1479955, 2959910, 3255901, 5919820, 6511802, 13023604, 16279505, 32559010, 65118020]

約数ペア:

[(1, 65118020), (2, 32559010), (4, 16279505), (5, 13023604), (10, 6511802), (11, 5919820), (20, 3255901), (22, 2959910), (44, 1479955), (55, 1183964), (110, 591982), (220, 295991), (347, 187660), (694, 93830), (853, 76340), (1388, 46915), (1706, 38170), (1735, 37532), (3412, 19085), (3470, 18766), (3817, 17060), (4265, 15268), (6940, 9383), (7634, 8530)]