256867730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{3733}}^1$

素因数の和:4730

約数の個数: 32

約数和(自身を含む): 529092864

約数和(自身を除く): 272225134

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 983, 1966, 3733, 4915, 6881, 7466, 9830, 13762, 18665, 26131, 34405, 37330, 52262, 68810, 130655, 261310, 3669539, 7339078, 18347695, 25686773, 36695390, 51373546, 128433865, 256867730]

約数ペア:

[(1, 256867730), (2, 128433865), (5, 51373546), (7, 36695390), (10, 25686773), (14, 18347695), (35, 7339078), (70, 3669539), (983, 261310), (1966, 130655), (3733, 68810), (4915, 52262), (6881, 37330), (7466, 34405), (9830, 26131), (13762, 18665)]