25485304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 53184600

約数和(自身を除く): 27699296

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 179, 296, 358, 481, 716, 962, 1369, 1432, 1924, 2327, 2738, 3848, 4654, 5476, 6623, 9308, 10952, 13246, 17797, 18616, 26492, 35594, 52984, 71188, 86099, 142376, 172198, 245051, 344396, 490102, 688792, 980204, 1960408, 3185663, 6371326, 12742652, 25485304]

約数ペア:

[(1, 25485304), (2, 12742652), (4, 6371326), (8, 3185663), (13, 1960408), (26, 980204), (37, 688792), (52, 490102), (74, 344396), (104, 245051), (148, 172198), (179, 142376), (296, 86099), (358, 71188), (481, 52984), (716, 35594), (962, 26492), (1369, 18616), (1432, 17797), (1924, 13246), (2327, 10952), (2738, 9308), (3848, 6623), (4654, 5476)]