28250416

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 60

約数和(自身を含む): 59432952

約数和(自身を除く): 31182536

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 73, 76, 134, 146, 152, 268, 292, 304, 361, 536, 584, 722, 1072, 1168, 1273, 1387, 1444, 2546, 2774, 2888, 4891, 5092, 5548, 5776, 9782, 10184, 11096, 19564, 20368, 22192, 24187, 26353, 39128, 48374, 52706, 78256, 92929, 96748, 105412, 185858, 193496, 210824, 371716, 386992, 421648, 743432, 1486864, 1765651, 3531302, 7062604, 14125208, 28250416]

約数ペア:

[(1, 28250416), (2, 14125208), (4, 7062604), (8, 3531302), (16, 1765651), (19, 1486864), (38, 743432), (67, 421648), (73, 386992), (76, 371716), (134, 210824), (146, 193496), (152, 185858), (268, 105412), (292, 96748), (304, 92929), (361, 78256), (536, 52706), (584, 48374), (722, 39128), (1072, 26353), (1168, 24187), (1273, 22192), (1387, 20368), (1444, 19564), (2546, 11096), (2774, 10184), (2888, 9782), (4891, 5776), (5092, 5548)]