31900896

素因数分解:

$2^5\times 3^2\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:704

約数の個数: 72

約数和(自身を含む): 91282464

約数和(自身を除く): 59381568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 257, 288, 431, 514, 771, 862, 1028, 1293, 1542, 1724, 2056, 2313, 2586, 3084, 3448, 3879, 4112, 4626, 5172, 6168, 6896, 7758, 8224, 9252, 10344, 12336, 13792, 15516, 18504, 20688, 24672, 31032, 37008, 41376, 62064, 74016, 110767, 124128, 221534, 332301, 443068, 664602, 886136, 996903, 1329204, 1772272, 1993806, 2658408, 3544544, 3987612, 5316816, 7975224, 10633632, 15950448, 31900896]

約数ペア:

[(1, 31900896), (2, 15950448), (3, 10633632), (4, 7975224), (6, 5316816), (8, 3987612), (9, 3544544), (12, 2658408), (16, 1993806), (18, 1772272), (24, 1329204), (32, 996903), (36, 886136), (48, 664602), (72, 443068), (96, 332301), (144, 221534), (257, 124128), (288, 110767), (431, 74016), (514, 62064), (771, 41376), (862, 37008), (1028, 31032), (1293, 24672), (1542, 20688), (1724, 18504), (2056, 15516), (2313, 13792), (2586, 12336), (3084, 10344), (3448, 9252), (3879, 8224), (4112, 7758), (4626, 6896), (5172, 6168)]