72281510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{54347}}^1$

素因数の和:54380

約数の個数: 32

約数和(自身を含む): 156522240

約数和(自身を除く): 84240730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 54347, 108694, 271735, 380429, 543470, 760858, 1032593, 1902145, 2065186, 3804290, 5162965, 7228151, 10325930, 14456302, 36140755, 72281510]

約数ペア:

[(1, 72281510), (2, 36140755), (5, 14456302), (7, 10325930), (10, 7228151), (14, 5162965), (19, 3804290), (35, 2065186), (38, 1902145), (70, 1032593), (95, 760858), (133, 543470), (190, 380429), (266, 271735), (665, 108694), (1330, 54347)]