64613848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1877}}^1$

素因数の和:2227

約数の個数: 32

約数和(自身を含む): 130934160

約数和(自身を除く): 66320312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 331, 662, 1324, 1877, 2648, 3754, 4303, 7508, 8606, 15016, 17212, 24401, 34424, 48802, 97604, 195208, 621287, 1242574, 2485148, 4970296, 8076731, 16153462, 32306924, 64613848]

約数ペア:

[(1, 64613848), (2, 32306924), (4, 16153462), (8, 8076731), (13, 4970296), (26, 2485148), (52, 1242574), (104, 621287), (331, 195208), (662, 97604), (1324, 48802), (1877, 34424), (2648, 24401), (3754, 17212), (4303, 15016), (7508, 8606)]