664685570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{5347}}^1$

素因数の和:5786

約数の個数: 32

約数和(自身を含む): 1238340096

約数和(自身を除く): 573654526

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 401, 802, 2005, 4010, 5347, 10694, 12431, 24862, 26735, 53470, 62155, 124310, 165757, 331514, 828785, 1657570, 2144147, 4288294, 10720735, 21441470, 66468557, 132937114, 332342785, 664685570]

約数ペア:

[(1, 664685570), (2, 332342785), (5, 132937114), (10, 66468557), (31, 21441470), (62, 10720735), (155, 4288294), (310, 2144147), (401, 1657570), (802, 828785), (2005, 331514), (4010, 165757), (5347, 124310), (10694, 62155), (12431, 53470), (24862, 26735)]