31282880

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3371}}^1$

素因数の和:3417

約数の個数: 56

約数和(自身を含む): 77083920

約数和(自身を除く): 45801040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 3371, 4640, 6742, 9280, 13484, 16855, 26968, 33710, 53936, 67420, 97759, 107872, 134840, 195518, 215744, 269680, 391036, 488795, 539360, 782072, 977590, 1078720, 1564144, 1955180, 3128288, 3910360, 6256576, 7820720, 15641440, 31282880]

約数ペア:

[(1, 31282880), (2, 15641440), (4, 7820720), (5, 6256576), (8, 3910360), (10, 3128288), (16, 1955180), (20, 1564144), (29, 1078720), (32, 977590), (40, 782072), (58, 539360), (64, 488795), (80, 391036), (116, 269680), (145, 215744), (160, 195518), (232, 134840), (290, 107872), (320, 97759), (464, 67420), (580, 53936), (928, 33710), (1160, 26968), (1856, 16855), (2320, 13484), (3371, 9280), (4640, 6742)]