161862880

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3733}}^1$

素因数の和:4019

約数の個数: 48

約数和(自身を含む): 383914944

約数和(自身を除く): 222052064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 1084, 1355, 2168, 2710, 3733, 4336, 5420, 7466, 8672, 10840, 14932, 18665, 21680, 29864, 37330, 43360, 59728, 74660, 119456, 149320, 298640, 597280, 1011643, 2023286, 4046572, 5058215, 8093144, 10116430, 16186288, 20232860, 32372576, 40465720, 80931440, 161862880]

約数ペア:

[(1, 161862880), (2, 80931440), (4, 40465720), (5, 32372576), (8, 20232860), (10, 16186288), (16, 10116430), (20, 8093144), (32, 5058215), (40, 4046572), (80, 2023286), (160, 1011643), (271, 597280), (542, 298640), (1084, 149320), (1355, 119456), (2168, 74660), (2710, 59728), (3733, 43360), (4336, 37330), (5420, 29864), (7466, 21680), (8672, 18665), (10840, 14932)]