164067320

素因数分解:

$2^3\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{3739}}^1$

素因数の和:4847

約数の個数: 32

約数和(自身を含む): 369586800

約数和(自身を除く): 205519480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1097, 2194, 3739, 4388, 5485, 7478, 8776, 10970, 14956, 18695, 21940, 29912, 37390, 43880, 74780, 149560, 4101683, 8203366, 16406732, 20508415, 32813464, 41016830, 82033660, 164067320]

約数ペア:

[(1, 164067320), (2, 82033660), (4, 41016830), (5, 32813464), (8, 20508415), (10, 16406732), (20, 8203366), (40, 4101683), (1097, 149560), (2194, 74780), (3739, 43880), (4388, 37390), (5485, 29912), (7478, 21940), (8776, 18695), (10970, 14956)]