129021752

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{12689}}^1$

素因数の和:12767

約数の個数: 32

約数和(自身を含む): 255830400

約数和(自身を除く): 126808648

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 2542, 5084, 10168, 12689, 25378, 50756, 101512, 393359, 520249, 786718, 1040498, 1573436, 2080996, 3146872, 4161992, 16127719, 32255438, 64510876, 129021752]

約数ペア:

[(1, 129021752), (2, 64510876), (4, 32255438), (8, 16127719), (31, 4161992), (41, 3146872), (62, 2080996), (82, 1573436), (124, 1040498), (164, 786718), (248, 520249), (328, 393359), (1271, 101512), (2542, 50756), (5084, 25378), (10168, 12689)]