85202840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1680

約数の個数: 64

約数和(自身を含む): 204768000

約数和(自身を除く): 119565160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1349, 1420, 1579, 2698, 2840, 3158, 5396, 6316, 6745, 7895, 10792, 12632, 13490, 15790, 26980, 30001, 31580, 53960, 60002, 63160, 112109, 120004, 150005, 224218, 240008, 300010, 448436, 560545, 600020, 896872, 1121090, 1200040, 2130071, 2242180, 4260142, 4484360, 8520284, 10650355, 17040568, 21300710, 42601420, 85202840]

約数ペア:

[(1, 85202840), (2, 42601420), (4, 21300710), (5, 17040568), (8, 10650355), (10, 8520284), (19, 4484360), (20, 4260142), (38, 2242180), (40, 2130071), (71, 1200040), (76, 1121090), (95, 896872), (142, 600020), (152, 560545), (190, 448436), (284, 300010), (355, 240008), (380, 224218), (568, 150005), (710, 120004), (760, 112109), (1349, 63160), (1420, 60002), (1579, 53960), (2698, 31580), (2840, 30001), (3158, 26980), (5396, 15790), (6316, 13490), (6745, 12632), (7895, 10792)]