128530744

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{49741}}^1$

素因数の和:49783

約数の個数: 32

約数和(自身を含む): 268606800

約数和(自身を除く): 140076056

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 49741, 99482, 198964, 397928, 845597, 945079, 1691194, 1890158, 3382388, 3780316, 6764776, 7560632, 16066343, 32132686, 64265372, 128530744]

約数ペア:

[(1, 128530744), (2, 64265372), (4, 32132686), (8, 16066343), (17, 7560632), (19, 6764776), (34, 3780316), (38, 3382388), (68, 1890158), (76, 1691194), (136, 945079), (152, 845597), (323, 397928), (646, 198964), (1292, 99482), (2584, 49741)]