2011285375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{461}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 2905943040

約数和(自身を除く): 894657665

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 167, 209, 275, 461, 475, 835, 1045, 1375, 1837, 2305, 2375, 3173, 4175, 5071, 5225, 8759, 9185, 11525, 15865, 20875, 25355, 26125, 34903, 43795, 45925, 57625, 76987, 79325, 96349, 126775, 174515, 218975, 229625, 384935, 396625, 481745, 633875, 846857, 872575, 1094875, 1462753, 1924675, 2408725, 4234285, 4362875, 7313765, 9623375, 12043625, 16090283, 21171425, 36568825, 80451415, 105857125, 182844125, 402257075, 2011285375]

約数ペア:

[(1, 2011285375), (5, 402257075), (11, 182844125), (19, 105857125), (25, 80451415), (55, 36568825), (95, 21171425), (125, 16090283), (167, 12043625), (209, 9623375), (275, 7313765), (461, 4362875), (475, 4234285), (835, 2408725), (1045, 1924675), (1375, 1462753), (1837, 1094875), (2305, 872575), (2375, 846857), (3173, 633875), (4175, 481745), (5071, 396625), (5225, 384935), (8759, 229625), (9185, 218975), (11525, 174515), (15865, 126775), (20875, 96349), (25355, 79325), (26125, 76987), (34903, 57625), (43795, 45925)]