161002928

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1$

素因数の和:789

約数の個数: 40

約数和(自身を含む): 317240112

約数和(自身を除く): 156237184

約数列:

[1, 2, 4, 8, 16, 97, 194, 227, 388, 454, 457, 776, 908, 914, 1552, 1816, 1828, 3632, 3656, 7312, 22019, 44038, 44329, 88076, 88658, 103739, 176152, 177316, 207478, 352304, 354632, 414956, 709264, 829912, 1659824, 10062683, 20125366, 40250732, 80501464, 161002928]

約数ペア:

[(1, 161002928), (2, 80501464), (4, 40250732), (8, 20125366), (16, 10062683), (97, 1659824), (194, 829912), (227, 709264), (388, 414956), (454, 354632), (457, 352304), (776, 207478), (908, 177316), (914, 176152), (1552, 103739), (1816, 88658), (1828, 88076), (3632, 44329), (3656, 44038), (7312, 22019)]