64649949568

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{24877}}^1$

素因数の和:25227

約数の個数: 64

約数和(自身を含む): 130937889600

約数和(自身を除く): 66287940032

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 257, 316, 514, 632, 1028, 1264, 2056, 2528, 4112, 5056, 8224, 10112, 16448, 20303, 24877, 32896, 40606, 49754, 81212, 99508, 162424, 199016, 324848, 398032, 649696, 796064, 1299392, 1592128, 1965283, 2598784, 3184256, 3930566, 6393389, 7861132, 12786778, 15722264, 25573556, 31444528, 51147112, 62889056, 102294224, 125778112, 204588448, 251556224, 409176896, 505077731, 818353792, 1010155462, 2020310924, 4040621848, 8081243696, 16162487392, 32324974784, 64649949568]

約数ペア:

[(1, 64649949568), (2, 32324974784), (4, 16162487392), (8, 8081243696), (16, 4040621848), (32, 2020310924), (64, 1010155462), (79, 818353792), (128, 505077731), (158, 409176896), (257, 251556224), (316, 204588448), (514, 125778112), (632, 102294224), (1028, 62889056), (1264, 51147112), (2056, 31444528), (2528, 25573556), (4112, 15722264), (5056, 12786778), (8224, 7861132), (10112, 6393389), (16448, 3930566), (20303, 3184256), (24877, 2598784), (32896, 1965283), (40606, 1592128), (49754, 1299392), (81212, 796064), (99508, 649696), (162424, 398032), (199016, 324848)]