172854365840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166206121}}^1$

素因数の和:166206147

約数の個数: 40

約数和(自身を含む): 432800741688

約数和(自身を除く): 259946375848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 166206121, 332412242, 664824484, 831030605, 1329648968, 1662061210, 2160679573, 2659297936, 3324122420, 4321359146, 6648244840, 8642718292, 10803397865, 13296489680, 17285436584, 21606795730, 34570873168, 43213591460, 86427182920, 172854365840]

約数ペア:

[(1, 172854365840), (2, 86427182920), (4, 43213591460), (5, 34570873168), (8, 21606795730), (10, 17285436584), (13, 13296489680), (16, 10803397865), (20, 8642718292), (26, 6648244840), (40, 4321359146), (52, 3324122420), (65, 2659297936), (80, 2160679573), (104, 1662061210), (130, 1329648968), (208, 831030605), (260, 664824484), (520, 332412242), (1040, 166206121)]