905171330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{2551}}^1$

素因数の和:2739

約数の個数: 64

約数和(自身を含む): 1927107072

約数和(自身を除く): 1021935742

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 137, 185, 259, 274, 370, 518, 685, 959, 1295, 1370, 1918, 2551, 2590, 4795, 5069, 5102, 9590, 10138, 12755, 17857, 25345, 25510, 35483, 35714, 50690, 70966, 89285, 94387, 177415, 178570, 188774, 349487, 354830, 471935, 660709, 698974, 943870, 1321418, 1747435, 2446409, 3303545, 3494870, 4892818, 6607090, 12232045, 12931019, 24464090, 25862038, 64655095, 90517133, 129310190, 181034266, 452585665, 905171330]

約数ペア:

[(1, 905171330), (2, 452585665), (5, 181034266), (7, 129310190), (10, 90517133), (14, 64655095), (35, 25862038), (37, 24464090), (70, 12931019), (74, 12232045), (137, 6607090), (185, 4892818), (259, 3494870), (274, 3303545), (370, 2446409), (518, 1747435), (685, 1321418), (959, 943870), (1295, 698974), (1370, 660709), (1918, 471935), (2551, 354830), (2590, 349487), (4795, 188774), (5069, 178570), (5102, 177415), (9590, 94387), (10138, 89285), (12755, 70966), (17857, 50690), (25345, 35714), (25510, 35483)]