81572256

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16661}}^1$

素因数の和:16694

約数の個数: 72

約数和(自身を含む): 245631204

約数和(自身を除く): 164058948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4896, 16661, 33322, 49983, 66644, 99966, 133288, 149949, 199932, 266576, 283237, 299898, 399864, 533152, 566474, 599796, 799728, 849711, 1132948, 1199592, 1599456, 1699422, 2265896, 2399184, 2549133, 3398844, 4531792, 4798368, 5098266, 6797688, 9063584, 10196532, 13595376, 20393064, 27190752, 40786128, 81572256]

約数ペア:

[(1, 81572256), (2, 40786128), (3, 27190752), (4, 20393064), (6, 13595376), (8, 10196532), (9, 9063584), (12, 6797688), (16, 5098266), (17, 4798368), (18, 4531792), (24, 3398844), (32, 2549133), (34, 2399184), (36, 2265896), (48, 1699422), (51, 1599456), (68, 1199592), (72, 1132948), (96, 849711), (102, 799728), (136, 599796), (144, 566474), (153, 533152), (204, 399864), (272, 299898), (288, 283237), (306, 266576), (408, 199932), (544, 149949), (612, 133288), (816, 99966), (1224, 66644), (1632, 49983), (2448, 33322), (4896, 16661)]