8065400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{823}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 21840120

約数和(自身を除く): 13774720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 823, 980, 1225, 1400, 1646, 1960, 2450, 3292, 4115, 4900, 5761, 6584, 8230, 9800, 11522, 16460, 20575, 23044, 28805, 32920, 40327, 41150, 46088, 57610, 80654, 82300, 115220, 144025, 161308, 164600, 201635, 230440, 288050, 322616, 403270, 576100, 806540, 1008175, 1152200, 1613080, 2016350, 4032700, 8065400]

約数ペア:

[(1, 8065400), (2, 4032700), (4, 2016350), (5, 1613080), (7, 1152200), (8, 1008175), (10, 806540), (14, 576100), (20, 403270), (25, 322616), (28, 288050), (35, 230440), (40, 201635), (49, 164600), (50, 161308), (56, 144025), (70, 115220), (98, 82300), (100, 80654), (140, 57610), (175, 46088), (196, 41150), (200, 40327), (245, 32920), (280, 28805), (350, 23044), (392, 20575), (490, 16460), (700, 11522), (823, 9800), (980, 8230), (1225, 6584), (1400, 5761), (1646, 4900), (1960, 4115), (2450, 3292)]