38751800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2729}}^1$

素因数の和:2816

約数の個数: 48

約数和(自身を含む): 91400400

約数和(自身を除く): 52648600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2729, 2840, 3550, 5458, 7100, 10916, 13645, 14200, 21832, 27290, 54580, 68225, 109160, 136450, 193759, 272900, 387518, 545800, 775036, 968795, 1550072, 1937590, 3875180, 4843975, 7750360, 9687950, 19375900, 38751800]

約数ペア:

[(1, 38751800), (2, 19375900), (4, 9687950), (5, 7750360), (8, 4843975), (10, 3875180), (20, 1937590), (25, 1550072), (40, 968795), (50, 775036), (71, 545800), (100, 387518), (142, 272900), (200, 193759), (284, 136450), (355, 109160), (568, 68225), (710, 54580), (1420, 27290), (1775, 21832), (2729, 14200), (2840, 13645), (3550, 10916), (5458, 7100)]