161210912

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{997}}^1$

素因数の和:1201

約数の個数: 48

約数和(自身を含む): 329962752

約数和(自身を除く): 168751840

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 163, 248, 326, 496, 652, 992, 997, 1304, 1994, 2608, 3988, 5053, 5216, 7976, 10106, 15952, 20212, 30907, 31904, 40424, 61814, 80848, 123628, 161696, 162511, 247256, 325022, 494512, 650044, 989024, 1300088, 2600176, 5037841, 5200352, 10075682, 20151364, 40302728, 80605456, 161210912]

約数ペア:

[(1, 161210912), (2, 80605456), (4, 40302728), (8, 20151364), (16, 10075682), (31, 5200352), (32, 5037841), (62, 2600176), (124, 1300088), (163, 989024), (248, 650044), (326, 494512), (496, 325022), (652, 247256), (992, 162511), (997, 161696), (1304, 123628), (1994, 80848), (2608, 61814), (3988, 40424), (5053, 31904), (5216, 30907), (7976, 20212), (10106, 15952)]