214918025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 324086400

約数和(自身を除く): 109168375

約数列:

[1, 5, 7, 19, 25, 35, 95, 109, 133, 175, 475, 545, 593, 665, 763, 2071, 2725, 2965, 3325, 3815, 4151, 10355, 11267, 14497, 14825, 19075, 20755, 51775, 56335, 64637, 72485, 78869, 103775, 281675, 323185, 362425, 394345, 452459, 1228103, 1615925, 1971725, 2262295, 6140515, 8596721, 11311475, 30702575, 42983605, 214918025]

約数ペア:

[(1, 214918025), (5, 42983605), (7, 30702575), (19, 11311475), (25, 8596721), (35, 6140515), (95, 2262295), (109, 1971725), (133, 1615925), (175, 1228103), (475, 452459), (545, 394345), (593, 362425), (665, 323185), (763, 281675), (2071, 103775), (2725, 78869), (2965, 72485), (3325, 64637), (3815, 56335), (4151, 51775), (10355, 20755), (11267, 19075), (14497, 14825)]