25101128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12703}}^1$

素因数の和:12741

約数の個数: 32

約数和(自身を含む): 53356800

約数和(自身を除く): 28255672

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 12703, 25406, 50812, 101624, 165139, 241357, 330278, 482714, 660556, 965428, 1321112, 1930856, 3137641, 6275282, 12550564, 25101128]

約数ペア:

[(1, 25101128), (2, 12550564), (4, 6275282), (8, 3137641), (13, 1930856), (19, 1321112), (26, 965428), (38, 660556), (52, 482714), (76, 330278), (104, 241357), (152, 165139), (247, 101624), (494, 50812), (988, 25406), (1976, 12703)]