64126816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 137062800

約数和(自身を除く): 72935984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 139, 208, 278, 416, 556, 1109, 1112, 1807, 2218, 2224, 3614, 4436, 4448, 7228, 8872, 14417, 14456, 17744, 28834, 28912, 35488, 57668, 57824, 115336, 154151, 230672, 308302, 461344, 616604, 1233208, 2003963, 2466416, 4007926, 4932832, 8015852, 16031704, 32063408, 64126816]

約数ペア:

[(1, 64126816), (2, 32063408), (4, 16031704), (8, 8015852), (13, 4932832), (16, 4007926), (26, 2466416), (32, 2003963), (52, 1233208), (104, 616604), (139, 461344), (208, 308302), (278, 230672), (416, 154151), (556, 115336), (1109, 57824), (1112, 57668), (1807, 35488), (2218, 28912), (2224, 28834), (3614, 17744), (4436, 14456), (4448, 14417), (7228, 8872)]