85800820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2543}}^1$

素因数の和:2800

約数の個数: 48

約数和(自身を含む): 206857728

約数和(自身を除く): 121056908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 2543, 3374, 4820, 5086, 6748, 8435, 10172, 12715, 16870, 17801, 25430, 33740, 35602, 50860, 71204, 89005, 178010, 356020, 612863, 1225726, 2451452, 3064315, 4290041, 6128630, 8580082, 12257260, 17160164, 21450205, 42900410, 85800820]

約数ペア:

[(1, 85800820), (2, 42900410), (4, 21450205), (5, 17160164), (7, 12257260), (10, 8580082), (14, 6128630), (20, 4290041), (28, 3064315), (35, 2451452), (70, 1225726), (140, 612863), (241, 356020), (482, 178010), (964, 89005), (1205, 71204), (1687, 50860), (2410, 35602), (2543, 33740), (3374, 25430), (4820, 17801), (5086, 16870), (6748, 12715), (8435, 10172)]