31047100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2609}}^1$

素因数の和:2647

約数の個数: 72

約数和(自身を含む): 81557280

約数和(自身を除く): 50510180

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 2380, 2609, 2975, 5218, 5950, 10436, 11900, 13045, 18263, 26090, 36526, 44353, 52180, 65225, 73052, 88706, 91315, 130450, 177412, 182630, 221765, 260900, 310471, 365260, 443530, 456575, 620942, 887060, 913150, 1108825, 1241884, 1552355, 1826300, 2217650, 3104710, 4435300, 6209420, 7761775, 15523550, 31047100]

約数ペア:

[(1, 31047100), (2, 15523550), (4, 7761775), (5, 6209420), (7, 4435300), (10, 3104710), (14, 2217650), (17, 1826300), (20, 1552355), (25, 1241884), (28, 1108825), (34, 913150), (35, 887060), (50, 620942), (68, 456575), (70, 443530), (85, 365260), (100, 310471), (119, 260900), (140, 221765), (170, 182630), (175, 177412), (238, 130450), (340, 91315), (350, 88706), (425, 73052), (476, 65225), (595, 52180), (700, 44353), (850, 36526), (1190, 26090), (1700, 18263), (2380, 13045), (2609, 11900), (2975, 10436), (5218, 5950)]