156985803808

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{491}}^1\times {\mathrm{71881}}^1$

素因数の和:72521

約数の個数: 48

約数和(自身を含む): 311927626080

約数和(自身を除く): 154941822272

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 491, 556, 982, 1112, 1964, 2224, 3928, 4448, 7856, 15712, 68249, 71881, 136498, 143762, 272996, 287524, 545992, 575048, 1091984, 1150096, 2183968, 2300192, 9991459, 19982918, 35293571, 39965836, 70587142, 79931672, 141174284, 159863344, 282348568, 319726688, 564697136, 1129394272, 4905806369, 9811612738, 19623225476, 39246450952, 78492901904, 156985803808]

約数ペア:

[(1, 156985803808), (2, 78492901904), (4, 39246450952), (8, 19623225476), (16, 9811612738), (32, 4905806369), (139, 1129394272), (278, 564697136), (491, 319726688), (556, 282348568), (982, 159863344), (1112, 141174284), (1964, 79931672), (2224, 70587142), (3928, 39965836), (4448, 35293571), (7856, 19982918), (15712, 9991459), (68249, 2300192), (71881, 2183968), (136498, 1150096), (143762, 1091984), (272996, 575048), (287524, 545992)]