25244728

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 51391800

約数和(自身を除く): 26147072

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 179, 244, 289, 358, 488, 578, 716, 1037, 1156, 1432, 2074, 2312, 3043, 4148, 6086, 8296, 10919, 12172, 17629, 21838, 24344, 35258, 43676, 51731, 70516, 87352, 103462, 141032, 185623, 206924, 371246, 413848, 742492, 1484984, 3155591, 6311182, 12622364, 25244728]

約数ペア:

[(1, 25244728), (2, 12622364), (4, 6311182), (8, 3155591), (17, 1484984), (34, 742492), (61, 413848), (68, 371246), (122, 206924), (136, 185623), (179, 141032), (244, 103462), (289, 87352), (358, 70516), (488, 51731), (578, 43676), (716, 35258), (1037, 24344), (1156, 21838), (1432, 17629), (2074, 12172), (2312, 10919), (3043, 8296), (4148, 6086)]