1645291210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{143443}}^1$

素因数の和:143518

約数の個数: 32

約数和(自身を含む): 3139702272

約数和(自身を除く): 1494411062

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1147, 2294, 5735, 11470, 143443, 286886, 717215, 1434430, 4446733, 5307391, 8893466, 10614782, 22233665, 26536955, 44467330, 53073910, 164529121, 329058242, 822645605, 1645291210]

約数ペア:

[(1, 1645291210), (2, 822645605), (5, 329058242), (10, 164529121), (31, 53073910), (37, 44467330), (62, 26536955), (74, 22233665), (155, 10614782), (185, 8893466), (310, 5307391), (370, 4446733), (1147, 1434430), (2294, 717215), (5735, 286886), (11470, 143443)]