25829050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:607

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 26667590

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 325, 395, 503, 650, 790, 1006, 1027, 1975, 2054, 2515, 3950, 5030, 5135, 6539, 10270, 12575, 13078, 25150, 25675, 32695, 39737, 51350, 65390, 79474, 163475, 198685, 326950, 397370, 516581, 993425, 1033162, 1986850, 2582905, 5165810, 12914525, 25829050]

約数ペア:

[(1, 25829050), (2, 12914525), (5, 5165810), (10, 2582905), (13, 1986850), (25, 1033162), (26, 993425), (50, 516581), (65, 397370), (79, 326950), (130, 198685), (158, 163475), (325, 79474), (395, 65390), (503, 51350), (650, 39737), (790, 32695), (1006, 25675), (1027, 25150), (1975, 13078), (2054, 12575), (2515, 10270), (3950, 6539), (5030, 5135)]