156996950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2179}}^1$

素因数の和:2333

約数の個数: 48

約数和(自身を含む): 321140160

約数和(自身を除く): 164143210

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 131, 262, 275, 550, 655, 1310, 1441, 2179, 2882, 3275, 4358, 6550, 7205, 10895, 14410, 21790, 23969, 36025, 47938, 54475, 72050, 108950, 119845, 239690, 285449, 570898, 599225, 1198450, 1427245, 2854490, 3139939, 6279878, 7136225, 14272450, 15699695, 31399390, 78498475, 156996950]

約数ペア:

[(1, 156996950), (2, 78498475), (5, 31399390), (10, 15699695), (11, 14272450), (22, 7136225), (25, 6279878), (50, 3139939), (55, 2854490), (110, 1427245), (131, 1198450), (262, 599225), (275, 570898), (550, 285449), (655, 239690), (1310, 119845), (1441, 108950), (2179, 72050), (2882, 54475), (3275, 47938), (4358, 36025), (6550, 23969), (7205, 21790), (10895, 14410)]