66333160

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12659}}^1$

素因数の和:12801

約数の個数: 32

約数和(自身を含む): 150400800

約数和(自身を除く): 84067640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 12659, 25318, 50636, 63295, 101272, 126590, 253180, 506360, 1658329, 3316658, 6633316, 8291645, 13266632, 16583290, 33166580, 66333160]

約数ペア:

[(1, 66333160), (2, 33166580), (4, 16583290), (5, 13266632), (8, 8291645), (10, 6633316), (20, 3316658), (40, 1658329), (131, 506360), (262, 253180), (524, 126590), (655, 101272), (1048, 63295), (1310, 50636), (2620, 25318), (5240, 12659)]