66180920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127271}}^1$

素因数の和:127295

約数の個数: 32

約数和(自身を含む): 160362720

約数和(自身を除く): 94181800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 127271, 254542, 509084, 636355, 1018168, 1272710, 1654523, 2545420, 3309046, 5090840, 6618092, 8272615, 13236184, 16545230, 33090460, 66180920]

約数ペア:

[(1, 66180920), (2, 33090460), (4, 16545230), (5, 13236184), (8, 8272615), (10, 6618092), (13, 5090840), (20, 3309046), (26, 2545420), (40, 1654523), (52, 1272710), (65, 1018168), (104, 636355), (130, 509084), (260, 254542), (520, 127271)]