64213552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2221}}^1$

素因数の和:2381

約数の個数: 40

約数和(自身を含む): 135008720

約数和(自身を除く): 70795168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2221, 2224, 3614, 4442, 7228, 8884, 14456, 17768, 28873, 28912, 35536, 57746, 115492, 230984, 308719, 461968, 617438, 1234876, 2469752, 4013347, 4939504, 8026694, 16053388, 32106776, 64213552]

約数ペア:

[(1, 64213552), (2, 32106776), (4, 16053388), (8, 8026694), (13, 4939504), (16, 4013347), (26, 2469752), (52, 1234876), (104, 617438), (139, 461968), (208, 308719), (278, 230984), (556, 115492), (1112, 57746), (1807, 35536), (2221, 28912), (2224, 28873), (3614, 17768), (4442, 14456), (7228, 8884)]