25142456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{929}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 50220000

約数和(自身を除く): 25077544

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 199, 398, 796, 929, 1592, 1858, 3383, 3716, 6766, 7432, 13532, 15793, 27064, 31586, 63172, 126344, 184871, 369742, 739484, 1478968, 3142807, 6285614, 12571228, 25142456]

約数ペア:

[(1, 25142456), (2, 12571228), (4, 6285614), (8, 3142807), (17, 1478968), (34, 739484), (68, 369742), (136, 184871), (199, 126344), (398, 63172), (796, 31586), (929, 27064), (1592, 15793), (1858, 13532), (3383, 7432), (3716, 6766)]