880748128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{3203}}^1$

素因数の和:3887

約数の個数: 48

約数和(自身を含む): 1870764336

約数和(自身を除く): 990016208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 661, 1322, 2644, 3203, 5288, 6406, 8593, 10576, 12812, 17186, 21152, 25624, 34372, 41639, 51248, 68744, 83278, 102496, 137488, 166556, 274976, 333112, 666224, 1332448, 2117183, 4234366, 8468732, 16937464, 27523379, 33874928, 55046758, 67749856, 110093516, 220187032, 440374064, 880748128]

約数ペア:

[(1, 880748128), (2, 440374064), (4, 220187032), (8, 110093516), (13, 67749856), (16, 55046758), (26, 33874928), (32, 27523379), (52, 16937464), (104, 8468732), (208, 4234366), (416, 2117183), (661, 1332448), (1322, 666224), (2644, 333112), (3203, 274976), (5288, 166556), (6406, 137488), (8593, 102496), (10576, 83278), (12812, 68744), (17186, 51248), (21152, 41639), (25624, 34372)]