131187536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{6451}}^1$

素因数の和:6531

約数の個数: 40

約数和(自身を含む): 268816128

約数和(自身を除く): 137628592

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 5084, 6451, 10168, 12902, 20336, 25804, 51608, 103216, 199981, 264491, 399962, 528982, 799924, 1057964, 1599848, 2115928, 3199696, 4231856, 8199221, 16398442, 32796884, 65593768, 131187536]

約数ペア:

[(1, 131187536), (2, 65593768), (4, 32796884), (8, 16398442), (16, 8199221), (31, 4231856), (41, 3199696), (62, 2115928), (82, 1599848), (124, 1057964), (164, 799924), (248, 528982), (328, 399962), (496, 264491), (656, 199981), (1271, 103216), (2542, 51608), (5084, 25804), (6451, 20336), (10168, 12902)]