25003916

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 54295920

約数和(自身を除く): 29292004

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 53, 58, 83, 98, 106, 116, 166, 196, 203, 212, 332, 371, 406, 581, 742, 812, 1162, 1421, 1484, 1537, 2324, 2407, 2597, 2842, 3074, 4067, 4399, 4814, 5194, 5684, 6148, 8134, 8798, 9628, 10388, 10759, 16268, 16849, 17596, 21518, 30793, 33698, 43036, 61586, 67396, 75313, 117943, 123172, 127571, 150626, 215551, 235886, 255142, 301252, 431102, 471772, 510284, 862204, 892997, 1785994, 3571988, 6250979, 12501958, 25003916]

約数ペア:

[(1, 25003916), (2, 12501958), (4, 6250979), (7, 3571988), (14, 1785994), (28, 892997), (29, 862204), (49, 510284), (53, 471772), (58, 431102), (83, 301252), (98, 255142), (106, 235886), (116, 215551), (166, 150626), (196, 127571), (203, 123172), (212, 117943), (332, 75313), (371, 67396), (406, 61586), (581, 43036), (742, 33698), (812, 30793), (1162, 21518), (1421, 17596), (1484, 16849), (1537, 16268), (2324, 10759), (2407, 10388), (2597, 9628), (2842, 8798), (3074, 8134), (4067, 6148), (4399, 5684), (4814, 5194)]