25193012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 51226560

約数和(自身を除く): 26033548

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 593, 817, 988, 1118, 1186, 1634, 2236, 2372, 3268, 7709, 10621, 11267, 15418, 21242, 22534, 25499, 30836, 42484, 45068, 50998, 101996, 146471, 292942, 331487, 484481, 585884, 662974, 968962, 1325948, 1937924, 6298253, 12596506, 25193012]

約数ペア:

[(1, 25193012), (2, 12596506), (4, 6298253), (13, 1937924), (19, 1325948), (26, 968962), (38, 662974), (43, 585884), (52, 484481), (76, 331487), (86, 292942), (172, 146471), (247, 101996), (494, 50998), (559, 45068), (593, 42484), (817, 30836), (988, 25499), (1118, 22534), (1186, 21242), (1634, 15418), (2236, 11267), (2372, 10621), (3268, 7709)]