66120525

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4139}}^1$

素因数の和:4226

約数の個数: 36

約数和(自身を含む): 120126240

約数和(自身を除く): 54005715

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 4139, 5325, 12417, 15975, 20695, 37251, 62085, 103475, 186255, 293869, 310425, 881607, 931275, 1469345, 2644821, 4408035, 7346725, 13224105, 22040175, 66120525]

約数ペア:

[(1, 66120525), (3, 22040175), (5, 13224105), (9, 7346725), (15, 4408035), (25, 2644821), (45, 1469345), (71, 931275), (75, 881607), (213, 310425), (225, 293869), (355, 186255), (639, 103475), (1065, 62085), (1775, 37251), (3195, 20695), (4139, 15975), (5325, 12417)]