51565420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4099}}^1$

素因数の和:4162

約数の個数: 48

約数和(自身を含む): 117784800

約数和(自身を除く): 66219380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 4099, 6290, 8198, 12580, 16396, 20495, 40990, 69683, 81980, 139366, 151663, 278732, 303326, 348415, 606652, 696830, 758315, 1393660, 1516630, 2578271, 3033260, 5156542, 10313084, 12891355, 25782710, 51565420]

約数ペア:

[(1, 51565420), (2, 25782710), (4, 12891355), (5, 10313084), (10, 5156542), (17, 3033260), (20, 2578271), (34, 1516630), (37, 1393660), (68, 758315), (74, 696830), (85, 606652), (148, 348415), (170, 303326), (185, 278732), (340, 151663), (370, 139366), (629, 81980), (740, 69683), (1258, 40990), (2516, 20495), (3145, 16396), (4099, 12580), (6290, 8198)]