30905150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:485

約数の個数: 48

約数和(自身を含む): 61629984

約数和(自身を除く): 30724834

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 103, 170, 206, 353, 425, 515, 706, 850, 1030, 1751, 1765, 2575, 3502, 3530, 5150, 6001, 8755, 8825, 12002, 17510, 17650, 30005, 36359, 43775, 60010, 72718, 87550, 150025, 181795, 300050, 363590, 618103, 908975, 1236206, 1817950, 3090515, 6181030, 15452575, 30905150]

約数ペア:

[(1, 30905150), (2, 15452575), (5, 6181030), (10, 3090515), (17, 1817950), (25, 1236206), (34, 908975), (50, 618103), (85, 363590), (103, 300050), (170, 181795), (206, 150025), (353, 87550), (425, 72718), (515, 60010), (706, 43775), (850, 36359), (1030, 30005), (1751, 17650), (1765, 17510), (2575, 12002), (3502, 8825), (3530, 8755), (5150, 6001)]