25699036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 54464256

約数和(自身を除く): 28765220

約数列:

[1, 2, 4, 11, 17, 22, 34, 43, 44, 47, 68, 86, 94, 172, 187, 188, 289, 374, 473, 517, 578, 731, 748, 799, 946, 1034, 1156, 1462, 1598, 1892, 2021, 2068, 2924, 3179, 3196, 4042, 6358, 8041, 8084, 8789, 12427, 12716, 13583, 16082, 17578, 22231, 24854, 27166, 32164, 34357, 35156, 44462, 49708, 54332, 68714, 88924, 136697, 137428, 149413, 273394, 298826, 377927, 546788, 584069, 597652, 755854, 1168138, 1511708, 2336276, 6424759, 12849518, 25699036]

約数ペア:

[(1, 25699036), (2, 12849518), (4, 6424759), (11, 2336276), (17, 1511708), (22, 1168138), (34, 755854), (43, 597652), (44, 584069), (47, 546788), (68, 377927), (86, 298826), (94, 273394), (172, 149413), (187, 137428), (188, 136697), (289, 88924), (374, 68714), (473, 54332), (517, 49708), (578, 44462), (731, 35156), (748, 34357), (799, 32164), (946, 27166), (1034, 24854), (1156, 22231), (1462, 17578), (1598, 16082), (1892, 13583), (2021, 12716), (2068, 12427), (2924, 8789), (3179, 8084), (3196, 8041), (4042, 6358)]