213778250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 460961280

約数和(自身を除く): 247183030

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 151, 175, 250, 302, 350, 755, 809, 875, 1057, 1510, 1618, 1750, 2114, 3775, 4045, 5285, 5663, 7550, 8090, 10570, 11326, 18875, 20225, 26425, 28315, 37750, 40450, 52850, 56630, 101125, 122159, 132125, 141575, 202250, 244318, 264250, 283150, 610795, 707875, 855113, 1221590, 1415750, 1710226, 3053975, 4275565, 6107950, 8551130, 15269875, 21377825, 30539750, 42755650, 106889125, 213778250]

約数ペア:

[(1, 213778250), (2, 106889125), (5, 42755650), (7, 30539750), (10, 21377825), (14, 15269875), (25, 8551130), (35, 6107950), (50, 4275565), (70, 3053975), (125, 1710226), (151, 1415750), (175, 1221590), (250, 855113), (302, 707875), (350, 610795), (755, 283150), (809, 264250), (875, 244318), (1057, 202250), (1510, 141575), (1618, 132125), (1750, 122159), (2114, 101125), (3775, 56630), (4045, 52850), (5285, 40450), (5663, 37750), (7550, 28315), (8090, 26425), (10570, 20225), (11326, 18875)]