65683960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{30983}}^1$

素因数の和:31047

約数の個数: 32

約数和(自身を含む): 150582240

約数和(自身を除く): 84898280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 30983, 61966, 123932, 154915, 247864, 309830, 619660, 1239320, 1642099, 3284198, 6568396, 8210495, 13136792, 16420990, 32841980, 65683960]

約数ペア:

[(1, 65683960), (2, 32841980), (4, 16420990), (5, 13136792), (8, 8210495), (10, 6568396), (20, 3284198), (40, 1642099), (53, 1239320), (106, 619660), (212, 309830), (265, 247864), (424, 154915), (530, 123932), (1060, 61966), (2120, 30983)]